Standard Specification for Refined Iridium
NORM herausgegeben am 1.11.2021
Bezeichnung normen: ASTM B671-81(2021)
Ausgabedatum normen: 1.11.2021
Zahl der Seiten: 2
Gewicht ca.: 6 g (0.01 Pfund)
Land: Amerikanische technische Norm
Kategorie: Technische Normen ASTM
This specification covers refined iridium as sponge and powder in two grades, Grade 99.80 (UNS PO6100) and Grade 99.90. The metal may be produced by any refining process. They shall conform to the required chemical composition for iridium, rhodium, platinum, palladium, ruthenium, lead, silicon, tin, zinc, arsenic, bismuth, cadmium, iron, silver, gold, copper, nickel, and chromium. The sampling procedures shall consist of sponge lot and powder lot.
Keywords:
iridium, refined iridium, sponge,, ICS Number Code 77.120.99 (Other non-ferrous metals and their alloys)