99.60 Withdrawal effective Nov 8, 2017
CEN
CEN/TC 283 Precious metals - Applications in jewellery and associated products
European Norm
39.060 Jewellery
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.
WITHDRAWN
EN ISO 11489:1995
99.60
Withdrawal effective
Nov 8, 2017