GB/T 21198.1-2007
Determination of precious metals in precious metals jewellery alloys- Method using ICP spectrometry- Part 1: Platinum jewellery alloys- Determination of platinum-Method using a solution with yttrium as internal standard element (English Version)

Standard No.

GB/T 21198.1-2007

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 2020-05

Replace By

GB/T 38130-2019

Latest

GB/T 38130-2019

Scope

This part of GB/T 21198 specifies the method for the determination of platinum content in platinum alloy jewelry by ICP spectrometry with yttrium as the internal standard. This part applies to platinum alloy jewelry with a platinum content of 850‰～970‰.

GB/T 21198.1-2007 Referenced Document

• GB 11887 Jewellery.Fineness of precious metal alloys and designation*， 2012-11-05 Update

GB/T 21198.1-2007 history

• 2019 GB/T 38130-2019 Platinum jewellery alloys—Determination of platinum—Inductively coupled plasma (ICP) spectrometric method using yttrium as internal standard element
• 2007 GB/T 21198.1-2007 Determination of precious metals in precious metals jewellery alloys- Method using ICP spectrometry- Part 1: Platinum jewellery alloys- Determination of platinum-Method using a solution with yttrium as internal standard element

GB/T 21198.1-2007 Determination of precious metals in precious metals jewellery alloys- Method using ICP spectrometry- Part 1: Platinum jewellery alloys- Determination of platinum-Method using a solution with yttrium as internal standard element was changed to GB/T 38130-2019 Platinum jewellery alloys—Determination of platinum—Inductively coupled plasma (ICP) spectrometric method using yttrium as internal standard element.

GB/T 21198.1-2007 -All Parts