This standard specifies the method for monitoring the concentration of olefinic compounds in the air of the workplace. This standard applies to the determination of the concentration of olefinic compounds in the workplace air.
GBZ/T 160.39-2004 history
2017GBZ/T 300.61-2017 Determination of Toxic Substances in Workplace Air Part 61: Butene, 1,3-Butadiene and Dicyclopentadiene
2007GBZ/T 160.39-2007 Determination of alkenes in the air of workplace
2004GBZ/T 160.39-2004 Methods for determination of alkenesin the air of workplace
1996GB/T 16040-1995 Workplace air--Determination of butadiene--Direct injection gas chromatographic method