Question

Dose of formalin for preserving 100ml of milk sample is:

• A. 1 ml
• B. 5 ml
• C. 0.4 ml
• D. 0.1 ml

Hint:

Remember: Formalin is added at a rate of \(0.1\%\) of the sample volume.
For a \(100\text{ ml}\) milk sample, \(0.1\%\) corresponds exactly to \(0.1\text{ ml}\) (or about 2 drops).

Answer 1

The Correct Option is D