GB/T 15072.6-2025 in English

VALID

Methods for chemical analysis of precious metal alloys—Part 6: Determination of iridium content

Issued on:2025-08-29
Implemented on:2026-03-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $270.00
$262.00

Standard No:	GB/T 15072.6-2025
Document status:	VALID
Title in English:	Methods for chemical analysis of precious metal alloys—Part 6: Determination of iridium content
Title in Chinese:	贵金属合金化学分析方法第6部分：铱含量的测定
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2025-08-29
Implemented on:	2026-03-01
Superseding:	GB/T 15072.6-2008 Test method of precious metal alloys - Determination of iridium contents for platinum palladium alloys - Electricity titration with ferrous sulfate
ICS Classification:	77.120.99-Other non-ferrous metals and their alloys
Chinese Classification:	H15-Precious metals and its alloy analysis method
Professional Classification:	GB-National Standard
Related Keywords:	precious metal alloys iridium content iridium content scopethis document precious metal determination range
Related Topics:	Efficient analysis of precious metals Determination method of precious metal content How to analyze precious metals Method for determining the carbon content of metals Determination basis of precious metal content Content of 19 kinds of chemical heavy metals

《GB/T 15072.6-2025贵金属合金化学分析方法第6部分：铱含量的测定》由TC243（全国有色金属标准化技术委员会）归口，TC243SC5（全国有色金属标准化技术委员会贵金属分会）执行，主管部门为中国有色金属工业协会。

Scope

This document describes the determination of iridium content in precious metal alloys by potentiometric titration with ferrous sulfate. This document is applicable to the determination of iridium content in precious metal alloys. Determination range (mass fraction): 5.00% to 30.00%

More samples: GB 50021-2001(2009) QC/T 942-2021 DL/T 5154-2012

Sample only — not a preview of GB/T 15072.6-2025

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