Standard No.:	GBZ/T 300.1-2026
English Name:	Determination standard of toxic substances in workplace air—Part 1 : General principles
Chinese Name:	工作场所空气有毒物质测定标准 第1部分：总则
Chinese Classification:	C52    Labor sanitation
Professional Classification:	GB    National Standard
Source Content Issued by:	National Health Comission
Issued on:	2026-01-28
Implemented on:	2026-7-1
Status:	to be valid
Superseding:	GBZ/T 300.1-2017 Determination of toxic substances in workplace air—Part 1: General principles
Target Language:	English
File Format:	PDF

本标准规定了工作场所空气中有毒物质测定的基本要求、方法确认/验证、空气样品采集及质量控制、样品实验室测定及质量控制、样品测定结果数据处理等相关要求和注意事项。
本标准适用于工作场所空气中有毒物质的空气样品现场采集和实验室测定。