Standard No.:	GB/T 15439-1995
English Name:	Air quality－Determination of benz[a]pyrene in ambient air－High performance liquid chromatography
Chinese Name:	环境空气 苯并[a]芘测定 高效液相色谱法
Chinese Classification:	Z15    Analysis methods for toxic substances in atmosphere
Professional Classification:	GB    National Standard
ICS Classification:	13.040.20 13.040.20    Ambient atmospheres 13.040.20
Issued by:	State Technical Supervision Bureau
Issued on:	1995-01-04
Implemented on:	1995-8-1
Status:	superseded
Superseded by:	HJ 956-2018 Ambient air—Determination of benzo[a]pyrene —High performance liquid chromatography
Superseded on:	2018-9-1
Language:	English
File Format:	PDF
Word Count:	2500 words
Price(USD):	125.00
Delivery:	via email in 1~3 business day

本标准适用于环境空气可吸入颗粒物中苯并［a］芘（简称B［a］P）含量的测定。用大流量采样器（流量为1.13m3/min）连续采集24h，乙腈/水做流动相，B［a］P最低检出浓度为6×10 －5μg/Nm3；甲醇/水做流动相，B［a］P最低检出浓度为1.8×10 -4μg/Nm3。