?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.
Tämän julkaisun valmistelusta Suomessa vastaa SFS Suomen Standardit, puh. 09 149 9331.
Sisällysluettelo
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Equipment
7 Sampling
8 Procedure
8.1 Internal standard solution
8.2 Calibration solutions
8.3 Sample solutions
8.4 Preparation of the platinum alloy solution containing ruthenium, iridium, or tungsten