ISO 11489:1995
Determination of platinum in platinum jewellery alloys - Gravimetric determination by reduction with mercury(I) chloride

Standard No.

ISO 11489:1995

Release Date

1995

Published By

International Organization for Standardization (ISO)

Latest

ISO 11489:1995

Scope

Specifies a gravimetric method for the determination of platinum in platinum jewellery alloys, preferably within the range of fineness stated in ISO 9202. The procedure applies specifically to platinum alloys incorporating palladium, iridium, rhodium, copper, cobalt, gold, ruthenium, gallium, chromium, indium and less than 5 % tungsten. Some modifications are indicated where palladium, iridium, rhodium, gold or ruthenium are present.

ISO 11489:1995 history

• 1995 ISO 11489:1995 Determination of platinum in platinum jewellery alloys - Gravimetric determination by reduction with mercury(I) chloride