T/CRIAC 0084-2023 Active Group standards

T/CRIAC 0084-2023 Environmental analysis reagent 4-pyridinecarboxylic acid (isonicotinic acid)

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 0084-2023

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, inspection rules, packaging, and marking of 4-pyridinecarboxylic acid reagents used in environmental analysis. This document is applicable to the inspection of 4-pyridinecarboxylic acid reagents used in environmental analysis. Main technical content: 1. Content (C6H5NO2), w/% ≥ 99.5 2. Solubility test in sodium carbonate solution - pass 3. Loss on drying, w/% ≤ 0.5 4. Combustion residue (calculated as sulfate), w/% ≤ 0.1