General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 15435-1995
Scope
This standard specifies the spectrophotometric method for the determination of nitrogen dioxide in ambient air. When the sampling volume is 4-24L, this standard is suitable for measuring the concentration range of nitrogen dioxide in the air within the range of 0.015-2.0mg/m3.
GB/T 15435-1995 history
1995GB/T 15435-1995 Ambient air--Determination of nitrogen dioxide--Saltzman method