T/CRIAC 0082-2023 Active Group standards

T/CRIAC 0082-2023 Reagents for Environmental Analysis: o-Hydroxybenzoic Acid (Salicylic Acid)

T/CRIAC 0082-2023

Publish Date: 2023-07-10 Implement Date: 2023-08-01 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 0082-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Chemical reagents

Publish Date: 2023-07-10

Implement Date: 2023-08-01

Scope

Scope: This document specifies the characteristics, specifications, testing and inspection rules, packaging, and marking of o-hydroxybenzoic acid, a reagent used in environmental analysis. This document is applicable to the inspection of o-hydroxybenzoic acid, a reagent used in environmental analysis. Main technical content: 1. Content (C7H6O3), w/w% ≥ 99.82. Melting point range, ℃ 158.5–161.03. Clarity test/number ≤ 34. 4. Burning residue (calculated as sulfate), w/w% ≤ 0.015. 5. Chloride (Cl), w/w% ≤ 0.001. 6. Sulfur compounds (calculated as SO4), w/w% ≤ 0.005. 7. Iron (Fe), w/w% ≤ 0.0002. 8. Heavy metals (calculated as Pb), w/w% ≤ 0.0005. 9. Charring-prone substances: Pass.