T/CPCIF 0208-2022 Active Group standards

T/CPCIF 0208-2022 Methyl ether of dipropylene glycol industrial use

Publish Date: 2022-06-24 Implement Date: 2022-09-23 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CPCIF 0208-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Chemical industry

ICS Name: Alcohols and ethers

Publish Date: 2022-06-24

Implement Date: 2022-09-23

Scope

Scope: This document specifies the product classification, requirements, test methods, inspection rules, marking, labeling and accompanying documents, packaging, transportation and storage, as well as safety of industrial propylene glycol monomethyl ether. This document applies to mixtures of isomers of industrial propylene glycol monomethyl ether obtained by the catalytic reaction of propylene oxide with methanol, with 1-(2-methoxy-1-methylethoxy)-2-propanol and 2-(2-methoxy-1-methylethoxy)-1-propanol as the main isomers. CAS No.: 34590-94-8 Molecular formula: C7H16O3 Molecular weight: 148.2 (according to the 2018 International Atomic Weight Table) Main technical contents: Item Standard Type I Type II Propylene glycol monomethyl ether, w/w % ≥99.0 95.0 Water content, w/w % ≤0.1 0.1 Colorimeter value (Hazen units, platinum-cobalt scale) ≤1015 Acidity (as CH3COOH), w/w % ≤0.01 0.02 Density (20°C)/(g/cm3) 0.950–0.960 0.940–0.970