GOST 30649-1999 PDF

Scope: This standard establishes grades of gold, alloys based on precious metals: gold, silver, platinum, and palladium, used for

GOST 30649-1999 Referenced Document

GOST 12550.1-1982 Palladium-iridium alloys. Method for the determination of palladium
GOST 12550.2-1982 Palladium-iridium alloys. Methods of spectrografic analysis
GOST 12551.1-1982 Alloys platinum-copper. Methods for the determination of copper
GOST 12551.2-1982 Alloys platinum-copper. Methods of spectral analysis
GOST 12553.1-1977 Platinum-palladium alloys. Method for the determination of palladium
GOST 12553.2-1977 Platinum-palladium alloys. Method of spectral of analysis
GOST 12556.1-1982 Alloys platinum-rhodium. Method for the determination of rhodium
GOST 12556.2-1982 Alloys platinum-rhodium. Methods of spectral analysis
GOST 12558.1-1978 Palladium-silver alloys. Method of the determination of silver
GOST 12558.2-1978 Palladium-silver alloys. Method of spectral of analysis
GOST 12559.1-1982 Platinum-iridium alloys. Method for the determination of iridium
GOST 12559.2-1982 Rlatinum-iridium alloys. Methods of spectrografic analysis
GOST R 52599-2006 Precious metals and their alloys. General requirements for methods of analysis*， 2024-04-17 Update
ISO 9202:1991 Jewellery; fineness of precious metal alloys