MCQOPTIONS
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MCQOPTIONS
| 1. |
How much percentage (by volume) of surfactant is generally used in the surfactant compatibility test? |
| A. | 2 or 3 % |
| B. | 4 or 5 % |
| C. | 10% |
| D. | 0.1 to 0.2 % |
| Answer» E. | |