Standard No.:	GB/T 28125.1-2011
English Name:	Determination of hazardous materials in air separation process—Part 1:Determination of hydrocarbons
Chinese Name:	空分工艺中危险物质的测定 第1部分：碳氢化合物的测定
Chinese Classification:	G86    Industrial gas and chemical gas
Professional Classification:	GB    National Standard
ICS Classification:	71.040.40 71.040.40    Chemical analysis 71.040.40
Source Content Issued by:	AQSIQ;SAC
Issued on:	2011-12-30
Implemented on:	2012-10-1
Status:	to be superseded
Superseded by:	GB/T 28125.1-2025 Gas analysis—Determination of the contents of hazardous materials in air separation process—Part 1: Determination of contents of methane,acetylene,carbon dioxide and hydrocarbons
Superseded on:	2026-3-1
Target Language:	English
File Format:	PDF
Word Count:	6000 words
Translation Price(USD):	160.0
Delivery:	via email in 1~3 business day

本部分规定了空气分离工艺中液态氧、液态空气、吸风口空气以及液氧槽罐中碳氢化合物的测定方法。本部分适用于氧气或空气中总碳氢化合物和C1~C4 碳氢化合物的在线监测和离线检测。
本部分测定的C1~C4 碳氢化合物包括:甲烷、乙烷、乙烯、乙炔、丙烷、丙烯、正丁烷、异丁烷、1,3-丁二烯。
本 部分推荐测定这些组分但并不局限于这些组分。在具体监测时,应当合理分析空分装置周边环境,增加对空气和氧气中其他可能危及空分安全运行的有机组分的监测。