T/CRIAC 0116-2026 Active Group standards

T/CRIAC 0116-2026 Chemical reagent—Toluene for spectroscopy analysis

Publish Date: 2026-01-06 Implement Date: 2026-01-26 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 0116-2026

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Chemical reagents

Publish Date: 2026-01-06

Implement Date: 2026-01-26

Scope

This document specifies the properties, specifications, test methods, inspection rules, packaging, and marking of toluene, a reagent used in chemical reagent spectroscopic analysis. This document is applicable to the inspection of toluene, a reagent used in chemical reagent spectroscopic analysis. Molecular formula: C7H8 Molecular weight: 92.14 (based on the 2022 International Atomic Weight Table) CAS No.: 108-88-3 Name Specification Content (C7H8), w/ % ≥99.5 Colorimetry/Hazen units ≤10 Evaporative residue, w/ % ≤0.001 Water content (H2O), w/ % ≤0.03 Acidity (calculated as H+), b/(mmol/g) ≤0.0002 Alkalinity (calculated as OH-), b/(mmol/g) ≤0.0002 Fluorescent trace impurities (calculated as C20H24N2O2) Excitation wavelength (365 nm), μg/L ≤1 Absorbance A1 (285 nm) ≤1.00 A2 (290 nm) ≤0.30 A3 (300 nm) ≤0.10 A4 (310 nm) ≤0.05 A5 (335 nm) ≤0.02 A6 (350 nm) ≤0.01 Infrared spectrum Pass/Fail