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International Standard Category: Cadmium, cobalt and their alloys

GB/T 1422-2004    Iridium powder
铱粉;
Category No.:77.120.70 Valid Status:superseded
Issued Organization:AQSIQ,SAC Issued Date:2004-7-1
Implemented Date:2004-7-1 Abolished Date:
Superseded Standard.:GB/T 1422-2018 Iridium powder
Superseded Date:2019-6-1
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