T/CRIAC 0103-2025 Active Group standards

T/CRIAC 0103-2025 Chemical reagent, GC standard substance, normal hexane

Publish Date: 2025-02-11 Implement Date: 2025-02-20 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/CRIAC 0103-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Chemical production

Publish Date: 2025-02-11

Implement Date: 2025-02-20

Scope

Scope: This document specifies the characteristics, technical requirements, testing and inspection rules, and packaging and marking of n-hexane, a reference standard for gas chromatography. This document is applicable to the inspection of n-hexane, a reference standard for gas chromatography. Molecular formula: C6H14 Molecular weight: 86.18 (based on the 2022 International Atomic Weight Table) CAS No.: 110-54-3; Main technical content: - Content: w/% ≥ 99.0 - Moisture (H2O): w/% ≤ 0.05 - Acidity/Alkalinity: compliant - Unsaturated compounds (calculated as Br): w/% ≤ 0.016 - Carbonizable substances: compliant - Thiophene and its homologues: compliant - Evaporation residue: w/% ≤ 0.001 Note: The content detection results do not deduct the moisture content.