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Professional Standard Category: Professional Standard - Rare Earth |
Category No.: | XB | Valid Status: | superseded |
Issued Organization: | Issued Date: | ||
Implemented Date: | Abolished Date: | ||
Superseded Standard.: | GB/T 16480.1-1996 Method for chemical analysis of yttrium and yttrium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, neodymium oxide, samarium oxide, europium oxide, gadolinium oxide, terbium oxide, dysprosium oxide, holmium oxide, e |
Superseded Date: |
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