Threshold limit value of copper in the atmospheric air is
A. 0.001 mg/m3
B. 0.01 mg/m3
C. 1.0 mg/m3
D. 5.0 mg/m3
Answer: Option C
Solution(By Examveda Team)
The threshold limit value (TLV) of copper in atmospheric air is 1.0 mg/m3.This Question Belongs to General Knowledge >> Chemistry
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