----

----

|   |   |   |
|--------|--------|--------|

|                                                                 |                                                                                     |
|----------------------------------------------------------------------|------------------------------------------------------------------------------------------|
| x                                                                    | QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934  |
|                                                                 |                                                                                     |
| For the Quarterly Period Ended  September 30, 2010         |
|                                                                 |                                                                                     |
| o                                                                    | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |
|                                                                 |                                                                                     |
| For the Transition Period From ________________ to _________________ |
|                                                                 |
| Commission File Number 000-22400                                     |

| STRATEGIC DIAGNOSTICS INC.                             |
|--------------------------------------------------------|
| (Exact name of Registrant as specified in its charter) |

----

| Delaware                                                      |   | 56-1581761                          |
|---------------------------------------------------------------|--------|-------------------------------------|
| (State or other jurisdiction ofincorporation or organization) |   | (I.R.S. employeridentification no.) |
|                                                          |   |                                |
| 111 Pencader Drive                                            |   |                                |
| Newark, Delaware                                              |   |  19702                         |
| (Address of principal executive offices)                      |   | (Zip Code)                          |

|   |   |   |
|--------|--------|--------|

|   | Yes: x | No: o |
|--------|--------|-------|

|   | Yes: o | No: o |
|--------|--------|-------|

|   |                                          |                        |
|--------|-----------------------------------------------|-----------------------------|
|   | Large accelerated filer o                     | Accelerated filer o         |
|   |                                          |                        |
|   | Non-accelerated filer o                       | Smaller reporting company x |
|   | (Do not check if a smaller reporting company) |                        |

|   | Yes: o | No: x |
|--------|--------|-------|

----

----

----

|                                                                                                  | Item   |   |   | Page |
|-------------------------------------------------------------------------------------------------------|--------|--------|--------|------|
| PART I FINANCIAL INFORMATION                                                                          |   |   |
| ITEM 1. Financial Statements (Unaudited)                                                              |   |   |
| Consolidated Balance Sheets – September 30, 2010 and December 31, 2009                          |   | 2      |
| Consolidated Statements of Operations – Three and nine months ended September 30, 2010 and 2009 |   | 3      |
| Consolidated Statements of Cash Flows – Nine months ended September 30, 2010 and 2009           |   | 4      |
| Notes to Consolidated Interim Financial Statements                                                    |   | 5      |
| ITEM 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations   |   | 12     |
| ITEM 3. Quantitative and Qualitative Disclosures About Market Risk                                    |   | 16     |
| ITEM 4. Controls and Procedures                                                                       |   | 16     |
| PART II OTHER INFORMATION                                                                             |   | 17     |
| ITEM 6. Exhibits                                                                                      |   | 17     |
| SIGNATURES                                                                                            |   | 18     |

----

|                                                                                                                                                  |   |          |    |   |         |   |
|-------------------------------------------------------------------------------------------------------------------------------------------------------|--------|---------------|---------|--------|--------------|--------|
|                                                                                                                                                  |   | September 30, |    |   | December 31, |   |
|                                                                                                                                                  |   | 2010          |    |   | 2009         |   |
| ASSETS                                                                                                                                                |   |          |    |   |         |   |
| Current Assets :                                                                                                                                      |   |          |    |   |         |   |
| Cash and cash equivalents                                                                                                                             |   | $             | 8,438   |   |         | $      | 7,937 |   |
| Restricted cash                                                                                                                                       |   |          | 800     |   |         |   | 1,250 |   |
| Receivables, net                                                                                                                                      |   |          | 4,175   |   |         |   | 3,650 |   |
| Inventories                                                                                                                                           |   |          | 3,572   |   |         |   | 3,714 |   |
| Deferred tax asset                                                                                                                                    |   |          | 1       |   |         |   | 1 |   |
| Other current assets                                                                                                                                  |   |          | 595     |   |         |   | 551 |   |
| Total current assets                                                                                                                                  |   |          | 17,581  |   |         |   | 17,103 |   |
|                                                                                                                                                  |   |          |    |   |         |   |   |   |
| Property and equipment, net                                                                                                                           |   |          | 4,294   |   |         |   | 4,626 |   |
| Other assets                                                                                                                                          |   |          | 62      |   |         |   | 10 |   |
| Deferred tax asset                                                                                                                                    |   |          | 51      |   |         |   | 51 |   |
| Intangible assets, net                                                                                                                                |   |          | 1,349   |   |         |   | 1,435 |   |
| Total assets                                                                                                                                          |   | $             | 23,337  |   |         | $      | 23,225 |   |
|                                                                                                                                                  |   |          |    |   |         |   |   |   |
| LIABILITIES AND STOCKHOLDERS’ EQUITY                                                                                                            |   |          |    |   |         |   |   |   |
| Current Liabilities :                                                                                                                                 |   |          |    |   |         |   |   |   |
| Current portion of long-term debt                                                                                                                     |   | $             | 400     |   |         | $      | 400 |   |
| Accounts payable                                                                                                                                      |   |          | 515     |   |         |   | 571 |   |
| Accrued expenses                                                                                                                                      |   |          | 2,170   |   |         |   | 1,386 |   |
| Deferred revenue                                                                                                                                      |   |          | 9       |   |         |   | 75 |   |
| Total current liabilities                                                                                                                             |   |          | 3,094   |   |         |   | 2,432 |   |
|                                                                                                                                                  |   |          |    |   |         |   |   |   |
| Long-term debt                                                                                                                                        |   |          | 400     |   |         |   | 700 |   |
|                                                                                                                                                  |   |          |    |   |         |   |   |   |
| Stockholders’ Equity:                                                                                                                           |   |          |    |   |         |   |   |   |
| Preferred stock, $.01 par value, 20,920,648 shares authorized,no shares issued or outstanding                                                         |   |          | -       |   |         |   | - |   |
| Common stock, $.01 par value, 35,000,000 shares authorized,20,923,463 and 20,786,515 issued at September 30, 2010 and December 31, 2009, respectively |   |          | 209     |   |         |   | 208 |   |
| Additional paid-in capital                                                                                                                            |   |          | 41,418  |   |         |   | 40,958 |   |
| Treasury stock, 406,627 common shares at costat September 30, 2010 and December 31, 2009                                                              |   |          | (555    | )      |         |   | (555 | ) |
| Accumulated deficit                                                                                                                                   |   |          | (20,979 | )      |         |   | (20,276 | ) |
| Cumulative translation adjustments                                                                                                                    |   |          | (250    | )      |         |   | (242 | ) |
| Total stockholders’ equity                                                                                                                      |   |          | 19,843  |   |         |   | 20,093 |   |
| Total liabilities and stockholders’ equity                                                                                                      |   | $             | 23,337  |   |         | $      | 23,225 |   |

----

|                                |   | Three MonthsEnded September 30, |       |   | Nine MonthsEnded September 30, |   |
|-------------------------------------|--------|---------------------------------|------------|--------|--------------------------------|--------|
|                                |   | 2010                            |       |   | 2009                           |   |   | 2010 |   |   | 2009 |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Revenues                            |   | $                               | 7,473      |   |                           | $      | 7,196 |   |   | $ | 20,960 |   |   | $ | 20,951 |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| OPERATING EXPENSES:                 |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Manufacturing                       |   |                            | 3,015      |   |                           |   | 3,083 |   |   |   | 8,534 |   |   |   | 9,403 |   |
| Research and development            |   |                            | 767        |   |                           |   | 752 |   |   |   | 2,207 |   |   |   | 2,235 |   |
| Selling, general and administrative |   |                            | 3,711      |   |                           |   | 3,642 |   |   |   | 10,895 |   |   |   | 10,886 |   |
| Gain on disposal of assets          |   |                            | -          |   |                           |   | - |   |   |   | (8 | ) |   |   | - |   |
| Total operating expenses            |   |                            | 7,493      |   |                           |   | 7,477 |   |   |   | 21,628 |   |   |   | 22,524 |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Operating loss                      |   |                            | (20        | )      |                           |   | (281 | ) |   |   | (668 | ) |   |   | (1,573 | ) |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Interest expense, net               |   |                            | (9         | )      |                           |   | (9 | ) |   |   | (35 | ) |   |   | (4 | ) |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Loss before taxes                   |   |                            | (29        | )      |                           |   | (290 | ) |   |   | (703 | ) |   |   | (1,577 | ) |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Income tax expense                  |   |                            | -          |   |                           |   | 1 |   |   |   | - |   |   |   | 9 |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Net loss                            |   | $                               | (29        | )      |                           | $      | (291 | ) |   | $ | (703 | ) |   | $ | (1,586 | ) |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Basic loss per share                |   | $                               | (0.00      | )      |                           | $      | (0.01 | ) |   | $ | (0.03 | ) |   | $ | (0.08 | ) |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Shares used in computing basic      |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| loss per share                      |   |                            | 20,289,602 |   |                           |   | 20,151,694 |   |   |   | 20,236,462 |   |   |   | 20,098,311 |   |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Diluted loss per share              |   | $                               | (0.00      | )      |                           | $      | (0.01 | ) |   | $ | (0.03 | ) |   | $ | (0.08 | ) |
|                                |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Shares used in computing diluted    |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| loss per share                      |   |                            | 20,289,602 |   |                           |   | 20,151,694 |   |   |   | 20,236,462 |   |   |   | 20,098,311 |   |

----

|                                                 |   |                           |   |   |   |   |
|------------------------------------------------------|--------|--------------------------------|--------|--------|--------|--------|
|                                                 |   | Nine MonthsEnded September 30, |   |
|                                                 |   | 2010                           |   |   | 2009   |   |
|                                                 |   |                           |   |   |   |   |
| Cash Flows from Operating Activities :               |   |                           |   |   |   |   |
| Net loss                                             |   | $                              | (703   | )      |   | $      | (1,586 | ) |
| Adjustments to reconcile net loss to net             |   |                           |   |   |   |   |   |   |
| cash provided by (used in) operating activities :    |   |                           |   |   |   |   |   |   |
| Depreciation and amortization                        |   |                           | 875    |   |   |   | 968 |   |
| Share-based compensation expense                     |   |                           | 375    |   |   |   | 486 |   |
| Deferred income tax provision                        |   |                           | -      |   |   |   | 33 |   |
| Gain on disposal of fixed assets                     |   |                           | (8     | )      |   |   | - |   |
| (Increase) decrease in :                             |   |                           |   |   |   |   |   |   |
| Receivables                                          |   |                           | (525   | )      |   |   | 57 |   |
| Inventories                                          |   |                           | 142    |   |   |   | (112 | ) |
| Other current assets                                 |   |                           | (44    | )      |   |   | (88 | ) |
| Other assets                                         |   |                           | (48    | )      |   |   | 70 |   |
| Increase (decrease) in :                             |   |                           |   |   |   |   |   |   |
| Accounts payable                                     |   |                           | (56    | )      |   |   | (354 | ) |
| Accrued expenses                                     |   |                           | 784    |   |   |   | (133 | ) |
| Deferred Revenue                                     |   |                           | (66    | )      |   |   | (9 | ) |
| Net cash provided by (used in) operating activities  |   |                           | 726    |   |   |   | (668 | ) |
|                                                 |   |                           |   |   |   |   |   |   |
| Cash Flows from Investing Activities :               |   |                           |   |   |   |   |   |   |
| Purchase of property and equipment                   |   |                           | (460   | )      |   |   | (479 | ) |
| Proceeds from sale of assets                         |   |                           | 10     |   |   |   | - |   |
|                                                 |   |                           |   |   |   |   |   |   |
| Net cash used in investing activities                |   |                           | (450   | )      |   |   | (479 | ) |
|                                                 |   |                           |   |   |   |   |   |   |
| Cash Flows from Financing Activities :               |   |                           |   |   |   |   |   |   |
| Proceeds from employee stock purchase plan           |   |                           | 19     |   |   |   | 12 |   |
| Proceeds from stock option excercises                |   |                           | 64     |   |   |   | - |   |
| Restricted cash requirement                          |   |                           | 450    |   |   |   | (1,250 | ) |
| Repayments on financing obligations                  |   |                           | (300   | )      |   |   | (458 | ) |
|                                                 |   |                           |   |   |   |   |   |   |
| Net cash used in financing activities                |   |                           | 233    |   |   |   | (1,696 | ) |
|                                                 |   |                           |   |   |   |   |   |   |
| Effect of exchange rate changes on cash              |   |                           | (8     | )      |   |   | 83 |   |
|                                                 |   |                           |   |   |   |   |   |   |
| Net increase (decrease) in Cash and Cash Equivalents |   |                           | 501    |   |   |   | (2,760 | ) |
|                                                 |   |                           |   |   |   |   |   |   |
| Cash and Cash Equivalents, Beginning of Period       |   |                           | 7,937  |   |   |   | 9,980 |   |
|                                                 |   |                           |   |   |   |   |   |   |
| Cash and Cash Equivalents, End of Period             |   | $                              | 8,438  |   |   | $      | 7,220 |   |
|                                                 |   |                           |   |   |   |   |   |   |
| Supplemental Cash Flow Disclosure :                  |   |                           |   |   |   |   |   |   |
|                                                 |   |                           |   |   |   |   |   |   |
| Cash paid (received) for taxes and tax refunds       |   |                           | (107   | )      |   |   | 15 |   |
|                                                 |   |                           |   |   |   |   |   |   |
| Cash paid for interest                               |   |                           | 56     |   |   |   | 65 |   |

----

| 1. | DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |
|----|------------------------------------------------------------------------|

----

----

|                            |   | Three Months EndedSeptember 30, |   |   | Nine Months EndedSeptember 30, |   |
|---------------------------------|--------|---------------------------------|--------|--------|--------------------------------|--------|
|                            |   | 2010                            |   |   | 2009                           |   |   | 2010 |   |   | 2009 |   |
|                            |   |                            |   |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Net loss                        |   | $                               | (29    | )      |                           | $      | (291 | ) |   | $ | (703 | ) |   | $ | (1,586 | ) |
|                            |   |                            |   |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Currency translation adjustment |   |                            | 29     |   |                           |   | (30 | ) |   |   | (8 | ) |   |   | 83 |   |
|                            |   |                            |   |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Total comprehensive loss        |   | $                               | -      |   |                           | $      | (321 | ) |   | $ | (711 | ) |   | $ | (1,503 | ) |

|                                                                 |   | Three Months EndedSeptember 30, |       |   | Nine Months EndedSeptember 30, |   |
|----------------------------------------------------------------------|--------|---------------------------------|------------|--------|--------------------------------|--------|
|                                                                 |   | 2010                            |       |   | 2009                           |   |   | 2010 |   |   | 2009 |   |
|                                                                 |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Weighted average common shares outstanding                           |   |                            | 20,289,602 |   |                           |   | 20,151,694 |   |   |   | 20,236,462 |   |   |   | 20,098,311 |   |
| Shares used in computing basic loss per share                        |   |                            | 20,289,602 |   |                           |   | 20,151,694 |   |   |   | 20,236,462 |   |   |   | 20,098,311 |   |
|                                                                 |   |                            |       |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Dilutive effect of stock options and unvested restricted stock units |   |                            | -          |   |                           |   | - |   |   |   | - |   |   |   | - |   |
| Shares used in computing diluted loss per share                      |   |                            | 20,289,602 |   |                           |   | 20,151,694 |   |   |   | 20,236,462 |   |   |   | 20,098,311 |   |

| 3. | SHARE-BASED COMPENSATION |
|----|--------------------------|

----

|                                   |   | Three Months EndedSeptember 30, |   |   | Nine Months EndedSeptember 30, |   |
|----------------------------------------|--------|---------------------------------|--------|--------|--------------------------------|--------|
|                                   |   | 2010                            |   |   | 2009                           |   |   | 2010 |   |   | 2009 |   |
|                                   |   |                            |   |   |                           |   |   |   |   |   |   |   |
|  Stock options                    |   | $                               | 78     |   |                           | $      | 64 |   |   | $ | 234 |   |   | $ | 244 |   |
| Employee stock purchase plan           |   |                            | -      |   |                           |   | 3 |   |   |   | 7 |   |   |   | 4 |   |
| Restricted stock units                 |   |                            | 43     |   |                           |   | 44 |   |   |   | 134 |   |   |   | 238 |   |
|                                   |   |                            |   |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Total share-based compensation expense |   | $                               | 121    |   |                           | $      | 111 |   |   | $ | 375 |   |   | $ | 486 |   |

----

|                                          |   | Numberof Shares |      |   | Price Range |   |   | WeightedAverage RemainingContractual term |   |   | AggregateInstrinsicValue |   |
|-----------------------------------------------|--------|-----------------|-----------|--------|-------------|--------|--------|-------------------------------------------|--------|--------|--------------------------|--------|
|                                          |   |            |      |   |        |   |   |                                      |   |   |                     |   |   |   |   |
| Balance, January 1, 2010                      |   |            | 1,701,800 |   |        | $      | 1.10   |                                      | -      |   | $                        | 6.94   |   |   |   |   |   |   |   |
|                                          |   |            |      |   |        |   |   |                                      |   |   |                     |   |   |   |   |   |   |   |   |
| Granted                                       |   |            | 594,852   |   |        | $      | 1.50   |                                      | -      |   | $                        | 2.09   |   |   |   |   |   |   |   |
| Excercised                                    |   |            | (42,500   | )      |        | $      | 1.50   |                                      | -      |   | $                        | 1.50   |   |   |   |   |   |   |   |
| Cancelled / Forfeited                         |   |            | (148,046  | )      |        | $      | 1.49   |                                      | -      |   | $                        | 6.94   |   |   |   |   |   |   |   |
|                                          |   |            |      |   |        |   |   |                                      |   |   |                     |   |   |   |   |   |   |   |   |
| Balance, September 30, 2010                   |   |            | 2,106,106 |   |        | $      | 1.10   |                                      | -      |   | $                        | 5.17   |   |   |   | 6.9 years |   |   | $ | 96 |   |
|                                          |   |            |      |   |        |   |   |                                      |   |   |                     |   |   |   |   |   |   |   |   |   |   |
| Vested and excercisable at September 30, 2010 |   |            | 976,486   |   |        | $      | 1.10   |                                      | -      |   | $                        | 5.17   |   |   |   | 4.8 years |   |   | $ | 22 |   |
|                                          |   |            |      |   |        |   |   |                                      |   |   |                     |   |   |   |   |   |   |   |   |   |   |
| Expected to vest as of September 30, 2010     |   |            | 2,005,441 |   |        | $      | 1.10   |                                      | -      |   | $                        | 5.17   |   |   |   | 6.9 years |   |   | $ | 93 |   |

|                    |   |   | Options Outstanding |   |   | Options Exercisable              |   |
|-------------------------|--------|--------|---------------------|--------|--------|----------------------------------|--------|
|                    |   |   |                |   |   | Weighted Average                 |   |   | Weighted Average |   |
| Range ofExercise Prices |   |   | Number ofShares     |   |   |   RemainingContractual Life |   |   | ExercisePrice |   |   | Number ofShares |   |   | ExercisePrice |   |
|                    |   |   |                |   |   |                             |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| $                       | 1.10   |   | -                   |   | $      | 2.51                             |   |   |   | 1,333,852 |   |   | 8.5 Years |   |   | $ | 1.68 |   |   |   | 230,232 |   |   | $ | 1.72 |   |
| $                       | 3.05   |   | -                   |   | $      | 3.57                             |   |   |   | 206,400 |   |   | 2.9 Years |   |   | $ | 3.32 |   |   |   | 206,400 |   |   | $ | 3.32 |   |
| $                       | 3.69   |   | -                   |   | $      | 5.17                             |   |   |   | 565,854 |   |   | 4.8 Years |   |   | $ | 4.16 |   |   |   | 539,854 |   |   | $ | 4.14 |   |
| $                       | 1.10   |   | -                   |   | $      | 5.17                             |   |   |   | 2,106,106 |   |   | 6.9 Years |   |   | $ | 2.50 |   |   |   | 976,486 |   |   | $ | 3.39 |   |

----

|                                         |   | Shares |    |   | Weighted AverageGrant DateFair Value |   |   | AggregateIntrinsic Value |   |
|----------------------------------------------|--------|--------|---------|--------|--------------------------------------|--------|--------|--------------------------|--------|
|                                         |   |   |    |   |                                 |   |   |                     |   |   |   |
| Non-vested RSA’s at January 1, 2010    |   |   | 206,026 |   |                                 | $      | 1.77   |                     |   |   |   |
| Granted                                      |   |   | 87,500  |   |                                 | $      | 1.59   |                     |   |   |   |
| Vested                                       |   |   | (57,570 | )      |                                 | $      | 2.09   |                     |   |   |   |
| Cancelled / forfeited                        |   |   | (9,300  | )      |                                 | $      | 1.82   |                     |   |   |   |
|                                         |   |   |    |   |                                 |   |   |                     |   |   |   |
| Non-vested RSA’s at September 30, 2010 |   |   | 226,656 |   |                                 | $      | 1.61   |                     |   | $ | 367 |   |
|                                         |   |   |    |   |                                 |   |   |                     |   |   |   |   |
| Expected to vest at September 30, 2010       |   |   | 213,656 |   |                                 | $      | 1.59   |                     |   | $ | 346 |   |

|             |   | September 30,2010 |   |   | December 31,2009 |   |
|------------------|--------|-------------------|--------|--------|------------------|--------|
|             |   |              |   |   |             |   |   |   |
| Raw materials    |   | $                 | 870    |   |             | $      | 807 |   |
| Work in progress |   |              | 1,179  |   |             |   | 1,228 |   |
| Finished goods   |   |              | 1,523  |   |             |   | 1,679 |   |
| Inventories      |   | $                 | 3,572  |   |             | $      | 3,714 |   |

----

|                     |              |   |             |   |   |   |   |   |   |
|--------------------------|-------------------|--------|------------------|--------|--------|--------|--------|--------|--------|
|                     | September 30,2010 |   | December 31,2009 |   | Lives  |   |
| Intangible assets        |              |   | 2,614            |   |   |   | 2,614  |   |   |   | 2-20 |   |
| Accumulated amortization |              |   | (1,265           | )      |   |   | (1,179 | )      |   |   |   |   |
| Net intangible assets    |              | $      | 1,349            |   |   | $      | 1,435  |   |   |   |   |   |

----

----

|                               | Three Months EndedSeptember 30, |   | Increase(Decrease) |   | PercentChange |   |
|------------------------------------|---------------------------------|--------|--------------------|--------|---------------|--------|
|                               | 2010                            |   | 2009               |   |          |   |
| (in thousands, except percentages) |
| Life sciences                      |                            | $      | 3,718              |   |          | $      | 4,267 |   |   | $ | (549 | ) |   |   | (13 | %) |
| Kit products                       |                            |   | 3,755              |   |          |   | 2,929 |   |   |   | 826 |   |   |   | 28 | % |
| Revenues                           |                            | $      | 7,473              |   |          | $      | 7,196 |   |   | $ | 277 |   |   |   | 4 | % |

----

|                               |   |                                 |   |   |   |               |   |   |   |          |   |   |   |   |   |   |
|------------------------------------|--------|--------------------------------------|--------|--------|--------|--------------------|--------|--------|--------|---------------|--------|--------|--------|--------|--------|--------|
|                               |   |  Nine Months EndedSeptember 30, |   |   |   | Increase(Decrease) |   |   |   | PercentChange |   |
|                               |   | 2010                                 |   |   |   | 2009               |   |   |   |          |   |   |   |
| (in thousands, except percentages) |   |
| Life sciences                      |   | $                                    | 11,179 |   |   | $                  | 11,291 |   |   | $             | (112   | )      |   |   | (1     | %)     |
| Kit products                       |   |                                 | 9,706  |   |   |               | 9,565  |   |   |          | 141    |   |   |   | 1      | %      |
| Contract                           |   |                                 | 75     |   |   |               | 95     |   |   |          | (20    | )      |   |   | (21    | %)     |
| Revenues                           |   | $                                    | 20,960 |   |   | $                  | 20,951 |   |   | $             | 9      |   |   |   | 0      | %      |

----

----

| (a) | Evaluation of Disclosure Controls and Procedures |
|-----|--------------------------------------------------|

| (b) | Change in Internal Control over Financial Reporting |
|-----|-----------------------------------------------------|

----

| 31.1   |   | Certifications of the Chief Executive Officer of Strategic Diagnostics Inc. required by Rule 13a-14(a) under the Securities Exchange Act of 1934                                |
|--------|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |   |                                                                                                                                                                            |
| 31.2   |   | Certifications of the Chief Financial Officer of Strategic Diagnostics Inc. required by Rule 13a-14(a) under the Securities Exchange Act of 1934                                |
|   |   |                                                                                                                                                                            |
| 32.1   |   | Certification of the Chief Executive Officer of Strategic Diagnostics Inc. pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of Sarbanes-Oxley Act of 2002 |
|   |   |                                                                                                                                                                            |
| 32.2   |   | Certification of the Chief Financial Officer of Strategic Diagnostics Inc. pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of Sarbanes-Oxley Act of 2002 |

----

|                    |   | STRATEGIC DIAGNOSTICS INC.                                                        |
|-------------------------|--------|-----------------------------------------------------------------------------------|
|                    |   |                                                                              |
| Date: November 12, 2010 |   | /s/ Francis M. DiNuzzo                                                            |
|                    |   | Francis M. DiNuzzoPresident, Chief Executive Officer(Principal Executive Officer) |

| Date: November 12, 2010 |   | /s/ Kevin J. Bratton                                                                                                   |
|-------------------------|--------|------------------------------------------------------------------------------------------------------------------------|
|                    |   | Kevin J. BrattonVice President – Finance and Chief Financial Officer(Principal Financial and Accounting Officer) |