GB/T 38271-2019 Active National standards

GB/T 38271-2019 Plastics—Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I)—Gas chromatography

Publish Date: 2019-12-10 Implement Date: 2020-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 38271-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic standards and general methods for synthetic resins and plastics

ICS Name: Thermoplastic plastics

Publish Date: 2019-12-10

Implement Date: 2020-11-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国塑料标准化技术委员会(SAC/TC 15)

Pages: 13 pages

Scope

本标准规定了用气相色谱法测定聚苯乙烯(PS)和抗冲击聚苯乙烯(PS-I)中残留苯乙烯单体含量的三种方法：
A法——溶解法；
B法——溶解沉淀法；
C法——顶空法。
本标准适用于测定PS及PS-I中的苯乙烯单体含量，也适用于同时测定PS及PS-I中其他挥发性芳香烃的含量。

Development Information

Drafting Units:

中国石油天然气股份有限公司石油化工研究院、北京燕山石化高科技术有限责任公司、镇江奇美化工有限公司、雅仕德化工(江苏)有限公司、上海赛科石油化工有限责任公司

Drafting Persons:

王莉、祖凤华、义建军、郑慧琴、陶红辉、邱建福、窦碗仇、洪柳婷、杨春梅

Word Count: 24 Thousand words Pages: 13 pages

Referenced Standards

GB/T 2035-1996 Terms and definitions for plastics GB/T 2035-2008 Terms and definitions for plastics GB/T 2035-2024 Plastics—Vocabulary GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 12806-1991 Laboratory glassware—One-mark volumetric flasks GB/T 12806-2011 Laboratory glassware—One-mark volumetric flasks GB/T 12808-1991 Laboratory glassware—One-mark pipettes GB/T 12808-2015 Laboratory glassware—One mark pipettes

Adopt standards

ISO 2561:2012

Related Standards

GB/T 6595-1986 Replaced

GB/T 6595-1986 Test method for fish eye count of polypropylene resin

Publish Date: 1986-07-24

GB/T 6598-1986 Active

GB/T 6598-1986 Determination of weight-average molecular weight of polystyrene standards by low angle laser light scattering method

Publish Date: 1986-07-24

GB/T 6599-1986 abolished_transferred

GB/T 6599-1986 Determination of molecular weight averages and molecular weight distribution of polystyrene standards by steric exclusion chromatography

Publish Date: 1986-07-24

GB/T 8330-1987 Replaced

GB/T 8330-1987 Method for the determination of true density of ion exchange resins in wet state

Publish Date: 1987-11-15

GB/T 8331-1987 Replaced

GB/T 8331-1987 Method for the determination of bulk density of ion exchange resins in wet state

Publish Date: 1987-11-15

GB/T 8324-1987 Replaced

GB/T 8324-1987 Test method for bulk factor of moulding materials

Publish Date: 1987-12-01