T/CRIAC 0105-2025 Active Group standards

T/CRIAC 0105-2025 chemistry reagents, gas chromatography reference standards, n-octane

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 0105-2025

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 properties, technical requirements, testing and inspection rules, packaging, and marking of n-octane, a reference standard for gas chromatography. This document is applicable to the inspection of n-octane, a reference standard for gas chromatography. Molecular formula: C8H18 Molecular weight: 114.23 (based on the 2022 International Atomic Weight Table) CAS number: 111-65-9; Main technical contents: - Content (C8H18): w/% ≥ 99.0 - Density (20°C): ρ/(g/mL) 0.702~0.703 - Moisture (H2O): w/% ≤ 0.05 - Acidity (calculated as H+): b/(mmol/g) ≤ 0.0005 Note: The content detection results do not deduct the moisture content.