GB/T 223.18-1994

Active

Methods for chemical analysis of iron，steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content

钢铁及合金化学分析方法硫代硫酸钠分离-碘量法测定铜量

Standard Type

GBT

ICS

77.080

CCS

H11

Status

Active

Issue Date

1994-01-17

Implementation

1994-10-01

Centralized Committee

中国钢铁工业协会

Issuing Authority

国家技术监督局

Application Summary AI generated

This standard specifies the sodium thiosulfate separation iodimetric method for determining copper content in iron, steel, and alloys. It is applied in metallurgical laboratories and quality control processes for analyzing copper concentrations in ferrous materials and alloy samples. The method is used to ensure material compliance with compositional specifications in manufacturing and testing contexts.

Related Standards

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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.