QB/T 1656-1992
Method for chemical analysis of platinum jewelry Determination of palladium, rhodium, platinum content (English Version)

Standard No.

QB/T 1656-1992

Language

Chinese, Available in English version

Release Date

1993

Published By

Professional Standard - Light Industry

Status

Withdraw 2010-02

Latest

QB/T 1656-1992

Scope

This standard specifies the chemical analysis method for platinum jewelry content (handles, cuffs, platinum). This standard is applicable to the determination of handles, inscriptions, and platinum in platinum jewelry containing 85.0% to 99.9% platinum, less than 15.0% handle, and less than 2.0% germanium.

QB/T 1656-1992 history

• 1993 QB/T 1656-1992 Method for chemical analysis of platinum jewelry Determination of palladium, rhodium, platinum content