T/CRIAC 0106-2025 Active Group standards

T/CRIAC 0106-2025 Chemical reagent, GC reference substance, tetrachloroethylene

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 0106-2025

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, packaging, and marking of tetrachloroethylene, a reference standard for gas chromatography. This document is applicable to the inspection of tetrachloroethylene, a reference standard for gas chromatography. Molecular formula: C2Cl4 Molecular weight: 165.83 (based on the 2022 International Atomic Weight Table) CAS No.: 127-18-4; Main technical specifications: - Content (C2Cl4): w/% ≥ 99.5 - Color: Blackness unit ≤ 10 - Density (20°C): ρ/ (g/mL) 1.621~1.623 - Evaporation residue: w/% ≤ 0.0005 - Water content (H2O): w/% ≤ 0.03 - Methyl chloroform (CHCl3): w/% ≤ 0.1 - Carbon tetrachloride (CCl4): w/% ≤ 0.1 - Trichloroethylene (C2HCl3): w/% ≤ 0.11 - 1,1-Dichloroethane (C2H3Cl3): w/% ≤ 0.11 - 1,1,2-Trichloroethane (C2H2Cl3): w/% ≤ 0.1 - 1,1,2,2-Tetrachloroethane (C2H2Cl4): w/% ≤ 0.1 Note: The water content is not deducted from the content test results.