TLV of ammonia, nitrogen dioxide and phenol vapor in air... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

TLV of ammonia, nitrogen dioxide and phenol vapor in air is ______________ ppm ?

Correct answer: A

Explanation

The typical TLV for ammonia, nitrogen dioxide, and phenol vapor in air is 5 ppm.

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