This standard specifies the method for monitoring the concentration of tungsten and its compounds in the air of the workplace. This standard applies to the determination of the concentration of tungsten and its compounds in the air of the workplace.
GBZ/T 160.23-2004 Referenced Document
GBZ 159 Specifications of air sampling for hazardous substances monitoring in the workplace
GBZ/T 160.23-2004 history
2017GBZ/T 300.19-2017 Determination of Toxic Substances in Workplace Air Part 19: Molybdenum and Its Compounds
2004GBZ/T 160.15-2004 Methods for determination of molybdenum and its compounds in the air of workplace
1996GB/T 16103-1995 Workplace air--Determination of molybdenum and its compounds--Thiocyanate spectrophotometric method
GBZ/T 160.23-2004 Methods for determination of tungsten and its compounds in the air of workplace was changed to GBZ/T 300.28-2017 Determination of Toxic Substances in Workplace Air Part 28: Tungsten and Its Compounds.