Q820
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
AnswerD.
5.0 mg/m3
Answer: Option C
Solution
Answer: Option C
Solution:
The threshold limit value (TLV) of copper in atmospheric air is 1.0 mg/m3.