Home / Standards / YB/T 5146-2000 YB/T 5146-2000 Abolished 高纯石墨制品灰分的测定 Standard Type YB ICS N/A CCS N/A Status Abolished Issue Date 2000-02-17 Implementation 2000-06-01 Centralized Committee 国家冶金工业局 Issuing Authority 国家冶金工业局