This standard specifies the method for the determination of yttrium and its compounds in the air in the workplace by inductively coupled plasma emission spectrometry. This standard applies to the determination of the concentration of aerosol yttrium and its compounds in the air of the workplace.
GBZ/T 160.84-2007 Referenced Document
GBZ 159 Specifications of air sampling for hazardous substances monitoring in the workplace
GBZ/T 160.84-2007 history
2017GBZ/T 300.30-2017 Determination of Toxic Substances in Workplace Air Part 30: Yttrium and Its Compounds
2007GBZ/T 160.84-2007 Determination of yttrium and its compounds in the air of workplace
GBZ/T 160.84-2007 Determination of yttrium and its compounds in the air of workplace was changed to GBZ/T 300.30-2017 Determination of Toxic Substances in Workplace Air Part 30: Yttrium and Its Compounds.