Standard No.:	GBZ 159-2004
English Name:	Specifications of air sampling for hazardous substances monitoring in the workplace
Chinese Name:	工作场所空气中有害物质监测的采样规范
Chinese Classification:	C52    Labor sanitation
Professional Classification:	GB    National Standard
ICS Classification:	13.040.30 13.040.30    Workplace atmospheres 13.040.30
Source Content Issued by:	MOH
Issued on:	2004-05-21
Implemented on:	2004-12-1
Status:	valid
Superseding:	WS 1-1996 WS/T 16-1996 Workplace air. Metal sample. Collection method
Target Language:	English
File Format:	PDF
Word Count:	4000 words
Translation Price(USD):	100.0
Delivery:	via email in 1 business day

1 Scope This standard specifies sampling method and technical requirements for monitoring hazardous substances (noxious substance and dust) in workplace air. This standard is applicable to air sample acquisition for hazardous substances (noxious substance and dust) in workplace air. 2 Normative References Provisions of the following documents, through reference in this Standard, constitute provisions of this Standard. For dated reference, subsequent amendments (excluding correction contents) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to these specifications.

Contents 1 Scope 2 Normative References 3 Terms 4 Basic Requirements on Air Sample Acquisition 5 Air Monitoring Type and Sampling Requirements 6 Preparation Prior to Sampling 7 Area Sampling 8 Personal Sampling 9 Hazardous Substance Sampling (MPC as OEL) 10 Hazardous Substance Sampling (STEL as OEL) 11 Hazardous Substance Sampling (PCTWA as OEL) Appendix A (Informative) Appendix B (Informative)