**Exhibit 12.1**

**VWR INTERNATIONAL,INC.Computation of Earnings to Fixed Charges(Dollars in millions)**

| ** **                                                                                                                 | ** ** | **Successor**         | ** ** | **Predecessor**         | ** ** |
|----------------------------------------------------------------------------------------------------------------------------|------------|-----------------------|------------|-------------------------|------------|
| ** **                                                                                                                 | ** ** | **Year Ended**   | ** ** | **April 7 -** | ** ** | **January 1 -** | ** ** | ** ** | ** ** | ** ** | ** ** | ** ** | ** ** |
| ** **                                                                                                                 | ** ** | **December 31,** | ** ** | **December 31,**   | ** ** | **April 6,** | ** ** | **Years Ended December 31,** | ** ** |
| ** **                                                                                                                 | ** ** | **2005**              | ** ** | **2004**                | ** ** | **2004** | ** ** | **2003** | ** ** | **2002** | ** ** | **2001** | ** ** |
| Income (loss)  before income taxes and  cumulative effect of changes in  accounting principles and equity  method earnings |       |                  | $          | 72.3                    |       |   |   | $ | 55.0 |   |   |   | $ | 35.7 |   |   | $ | 110.7 |   | $ | 73.5 |   | $ | (26.1 | ) |
| Add: Equity  method earnings                                                                                               |       |                  | 0.5        |                    |       |   | 0.4 |   |   |   | 0.1 |   |   | 0.6 |   | 0.5 |   | 0.7 |   |
| Add: Fixed  charges                                                                                                        |       |                  | 88.1       |                    |       |   | 59.8 |   |   |   | 8.8 |   |   | 35.9 |   | 52.4 |   | 86.9 |   |
|  Earnings, as defined                                                                                                 |       |                  | $          | 160.9                   |       |   |   | $ | 115.2 |   |   |   | $ | 44.6 |   |   | $ | 147.2 |   | $ | 126.4 |   | $ | 61.5 |   |
| Fixed Charges:                                                                                                             |       |                  |       |                    |       |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Interest expense                                                                                                           |       |                  | $          | 77.0                    |       |   |   | $ | 51.5 |   |   |   | $ | 5.8 |   |   | $ | 26.1 |   | $ | 41.8 |   | $ | 77.5 |   |
| One-third rental expense                                                                                                   |       |                  | 11.1       |                    |       |   | 8.3 |   |   |   | 3.0 |   |   | 9.8 |   | 10.6 |   | 9.4 |   |
| Total Fixed Charges                                                                                                        |       |                  | $          | 88.1                    |       |   |   | $ | 59.8 |   |   |   | $ | 8.8 |   |   | $ | 35.9 |   | $ | 52.4 |   | $ | 86.9 |   |
| Ratio of Earnings  to Fixed Charges                                                                                        |       |                  | 1.8        |                    |       |   | 1.9 |   |   |   | 5.1 |   |   | 4.1 |   | 2.4 |   | — |   |

 

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