GB/T 31197-2026 Pending National standards

GB/T 31197-2026 Inorganic chemicals for industrial use—Determination of impurity ions—Ion chromatography method

GB/T 31197-2026 Inorganic chemicals for industrial use—Determination of impurity ions—Ion chromatography method

Publish Date: 2026-03-31 Implement Date: 2026-10-01 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: GB/T 31197-2026

Standard Type: National standards

Standard Status: Pending

is_force_gb: no

CCS Name: Inorganic chemical raw materials

ICS Name: Comprehensive Inorganic Chemistry

Publish Date: 2026-03-31

Implement Date: 2026-10-01

Pages: 36 pages

Scope

This document specifies the principles, reagents or materials, instruments, experimental steps, qualitative analysis, quantitative analysis, and presentation of measurement results for the determination of impurity ions in inorganic chemical products by ion chromatography.
This document is applicable to the quantitative determination of impurity anions and cations in inorganic chemical products by ion chromatography.

Development Information

Word Count: 52 Thousand words Pages: 36 pages

Replace the following standards

GB/T 31197-2014 Inorganic chemicals for industrial use—Determination of impurity anions—Ion chromatography method

Referenced Standards

GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions GB/T 603-2002 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 603-2023 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 5750.5-2023 Standard examination methods for drinking water—Part 5:Inorganic nonmetallic indices

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