BS EN ISO 11494:2019

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Jewellery and precious metals. Determination of platinum in platinum alloys. ICP-OES method using an internal standard element

Published By	Publication Date	Number of Pages
BSI	2019	16

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Description

This document describes an analytical procedure for the determination of platinum in platinum alloys with a nominal content up to 990 ‰ (parts per thousand), including alloys according to ISO 9202.

PDF Catalog

PDF Pages	PDF Title
2	National foreword
4	European foreword Endorsement notice
6	Foreword
9	1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Reagents
10	6 Equipment 7 Sampling 8 Procedure 8.1 Internal standard solution 8.2 Calibration solutions 8.3 Sample solutions
11	8.4 Preparation of the platinum alloy solution containing ruthenium, iridium, or tungsten 8.5 Measurements 9 Calculation and expression of results 9.1 Calculation
13	9.2 Repeatability 10 Test report
14	Bibliography

Additional information

Status	Definitive
Pages	16
Publication Date	2019-09-05
ISBN	978 0 539 00529 5
Standard Number	BS EN ISO 11494:2019
Title	Jewellery and precious metals. Determination of platinum in platinum alloys. ICP-OES method using an internal standard element
Identical National Standard Of	ISO 11494, EN ISO 11494
Replaces	BS EN ISO 11494:2016
Descriptors	Platinum alloys, Chemical analysis and testing, Emission spectrophotometry, Platinum, Spectrophotometry, Jewellery, Determination of content
Publisher	BSI
Committee	STI/53
ICS Codes	39.060 - Jewellery

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BS EN ISO 11494:2019

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