Exhibit 12

Beckman Coulter, Inc.

Ratio of Earnings to Fixed Charges

(Unaudited)



|                                                                               |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|------------------------------------------------------------------------------ |  | ---- | ----- | ---- | - | ----- |  | ---- | ----- | ---- | - | ----- |  | - | -----
|                                                                               |  | 2008 |       | 2007 |   | 2006  |  | 2005 |       | 2004
|Earnings from continuing operations before fixed charges                       |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|Earnings from continuing operations before income taxes                        |  | $    | 251.9 |      | $ | 292.7 |  | $    | 215.2 |      | $ | 165.6 |  | $ | 278.2
|Fixed charges less capitalized interest                                        |  |      | 74.5  |      |   | 75.1  |  |      | 73.5  |      |   | 69.8  |  |   | 61.6 
|                                                                               |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|Earnings from continuing operations before fixed charges                       |  | $    | 326.4 |      | $ | 367.8 |  | $    | 288.7 |      | $ | 235.4 |  | $ | 339.8
|                                                                               |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|Fixed charges                                                                  |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|Interest expense, net of capitalized interest                                  |  |      | 45.0  |      |   | 47.0  |  |      | 47.0  |      |   | 42.9  |  |   | 35.0 
|Capitalized interest                                                           |  |      | 1.7   |      |   | 3.4   |  |      | 5.4   |      |   | 3.1   |  |   |     
|Amortized premiums, discounts and capitalized expenses related to indebtedness |  |      | 2.6   |      |   | 2.3   |  |      | 1.0   |      |   | 0.9   |  |   | 1.2  
|Portion of rentals representative of interest factor                           |  |      | 26.9  |      |   | 25.8  |  |      | 25.5  |      |   | 26.0  |  |   | 25.4 
|                                                                               |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|Total fixed charges                                                            |  | $    | 76.2  |      | $ | 78.5  |  | $    | 78.9  |      | $ | 72.9  |  | $ | 61.6 
|                                                                               |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      
|Ratio of earnings to fixed charges                                             |  |      | 4.3   |      |   | 4.7   |  |      | 3.7   |      |   | 3.2   |  |   | 5.5  
|                                                                               |  |      |       |      |   |       |  |      |       |      |   |       |  |   |      

Note: The ratio of Earnings to Fixed Charges should be read in conjunction with the Consolidated Financial
Statements and Managements Discussion and Analysis of Financial Condition and Results of Operations in this Form 10-K.