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Which is used as preservative during the sampling?
Question

Which is used as preservative during the sampling?

A.

40% KOH

B.

40% NaCl

C.

40% Formaldehyde

D.

40% any disinfectant

Correct option is C


Formaldehyde (40%) is commonly used as a preservative for food samples collected during inspections to prevent spoilage before analysis.

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