T/HEBQIA 137-2022 Active Group standards

T/HEBQIA 137-2022 Phthalic Anhydride

T/HEBQIA 137-2022

Publish Date: 2022-12-28 Implement Date: 2022-12-28 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/HEBQIA 137-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Chemical reagents

Publish Date: 2022-12-28

Implement Date: 2022-12-28

Scope

Scope: This document applies to phthalic anhydride obtained by air oxidation of naphthalene in the presence of coal; Main technical content: This document specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of phthalic anhydride.