GB/T 21198.6-2007
Determination of precious metals in precious metals jewellery alloys-Method using ICP spectrometry-Part 6:Difference method (English Version)

Standard No.

GB/T 21198.6-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2021-12

Replace By

GB/T 40114-2021

Latest

GB/T 40114-2021

Scope

This part of GB/T 21198 specifies the method for determining the content of precious metals by measuring the content of impurity elements in gold, platinum and palladium alloy jewelry. This part applies to the purity range of gold, platinum and palladium jewelry determined by GB 11887, wherein the gold content is 725‰～999‰, the platinum content is 800‰～999‰, and the palladium content is 800‰～999‰. Note: Jewelry may contain platinum, gold, palladium, silver, copper, nickel, cobalt, iron, zinc, cadmium, nails, rhodium and iridium

GB/T 21198.6-2007 Referenced Document

• GB 11887 Jewellery.Fineness of precious metal alloys and designation*， 2012-11-05 Update
• GB/T 12808-1991 Laboratory glassware--One-mark pipettes

GB/T 21198.6-2007 history

• 2021 GB/T 40114-2021 Jewellery—Determination of precious metal content—Difference method using inductively coupled plasma optical emission spectroscopy
• 2007 GB/T 21198.6-2007 Determination of precious metals in precious metals jewellery alloys-Method using ICP spectrometry-Part 6:Difference method

GB/T 21198.6-2007 Determination of precious metals in precious metals jewellery alloys-Method using ICP spectrometry-Part 6:Difference method was changed to GB/T 40114-2021 Jewellery—Determination of precious metal content—Difference method using inductively coupled plasma optical emission spectroscopy.

GB/T 21198.6-2007 -All Parts