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Amendment No. 2 to Occupational Exposure Limits for Hazardous Agents in the Workplace to Take Effect on May 1

May 06, 2025
China
Hazardous Chemicals
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On May 9, 2024, the National Health Commission issued Amendment No. 2 to Occupational Exposure Limits for Hazardous Agents in the Workplace Part 1: Chemical Hazardous Agents (GBZ 2.1—2019). This amendment will take effect on May 1 of this year. Enterprises involved with the relevant substances should take note and update their Safety Data Sheets (SDS) and other relevant information in a timely manner. The revisions are as follows:

1.Table 1 of Article 4.1 is amended to add Entry 359, which includes:

Entry Number

Chinese Name

English Name

CAS Number

OELs

mg/m3

Critical Adverse Health Effects:

Remarks

MAC

PC-TWA

PC-STEL

359

乙草胺

Acetochlor

34256-82-1

-

0.12

-

Liver and kidney damage

-

2.Appendix B, Table B.1 is amended to add Entry 26, which includes:

Entry Number

Project Name

Name of Chemical Hazard

Main Drafting Units

Main Drafters

26

Occupational Exposure Limit for Acetochlor in the Air of Workplace

Acetochlor

Jiangsu Center for Disease Control and Prevention, Jiangsu Health and Wellness Vocational College, Kunshan Center for Disease Control and Prevention, National Health Commission Center for Occupational Safety and Health Research, Yangzhou Center for Disease Control and Prevention, Nantong Center for Disease Control and Prevention.

Zhu Baoli, Zhang Feng, Liu Xin, Shi Yuchang, Huo Zongli, Shen Huanxi, Ding Chunguang, Dou Jianrui, Lu Chunhua, Han Lei.

Previously, Amendment No. 1 to Occupational Exposure Limits for Hazardous Agents in the Workplace Part 1: Chemical Hazardous Agents (GBZ 2.1—2019) was implemented on November 8, 2022. Details can be accessed here:

Amendment No. 1

 

Further Information

Amendment No. 2

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