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GB/T 631-2026 Active
GB/T 631-2026 Chemical reagent—Ammonia solution
Abstract
This document specifies the properties, technical requirements, inspection rules, and packaging and labeling of the chemical reagent ammonia water, and describes the corresponding testing methods. This document is applicable to the inspection of ammonia water as a chemical reagent.
Note: The molecular formula of ammonia water is NH₃·H₂O, with a relative molecular mass of 35.05 (based on the 2022 International Relative Atomic Mass), and its CAS number is 1336-21-6.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 631-2026 |
| CCS | Generally, inorganic reagents |
| ICS | Chemical reagents |
| Implement Date | 2026-09-01 |
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