GBZ/T 300.118-2017
Determination of Toxic Substances in Workplace Air Part 118: Acetic Anhydride, Maleic Anhydride, and Phthalic Anhydride (English Version)

Standard No.

GBZ/T 300.118-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

中华人民共和国国家卫生和计划生育委员会

Latest

GBZ/T 300.118-2017

Replace

GBZ/T 160.60-2004

Scope

This part of GBZ/T300 specifies solvent desorption-gas chromatography for acetic anhydride in workplace air, solution absorption high performance liquid chromatography for maleic anhydride and solvent elution-gas chromatography for phthalic anhydride. This section applies to the detection of acetic anhydride, maleic anhydride and phthalic anhydride concentrations in the workplace air.

GBZ/T 300.118-2017 Referenced Document

• GBZ 159 Specifications of air sampling for hazardous substances monitoring in the workplace
• GBZ/T 210.4 Guide for establishing occupational health standards-Part 4: Determination methods of air chemicals in workplace

GBZ/T 300.118-2017 history

• 2017 GBZ/T 300.118-2017 Determination of Toxic Substances in Workplace Air Part 118: Acetic Anhydride, Maleic Anhydride, and Phthalic Anhydride
• 2004 GBZ/T 160.60-2004 Methods for determination of acid anhydrides　in the air of workplace
• 1996 GB 16215-1996 Health standard for phthalic anhydride in the air of workplace

GBZ/T 300.118-2017 Determination of Toxic Substances in Workplace Air Part 118: Acetic Anhydride, Maleic Anhydride, and Phthalic Anhydride has been changed from GBZ/T 160.60-2004 Methods for determination of acid anhydrides　in the air of workplace.