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Chinese National Standard Category: Grinding material and apparatus

English Title: Boron carbide Method for chemical analysis
Chinese Title: 碳化硼 化学分析方法
Standard No.: JB/T 7993-1999
Category No.: J43
Issued by:
Issued on: 1999-05-20
Implemented on: 2000-1-1
Status: superseded
Superseded by:JB/T 7993-2012 Chemical analysis methods for boron carbide
Superseded on:2012-11-1
Abolished on:
Superseding:JB/T 7993-1995
Word Count:7500 words
Similar Standards: GB 2478-1983   GB 11271-1989   GB 2479-1983   GB/T 2490-2003   GB 11274-1989   GB 11272-1989   GB/T 2488-2001   GB/T 16458-2021   GB/T 2487-2001   GB 9256-1988   GB/T 2485-1997   GB/T 2493-2023   GB/T 16457.2-2023   GB/T 23538-2023   GB/T 43323-2023   GB/T 2484-2023   GB/T 43136-2023   GB/T 43131-2023   GB/T 43134-2023   GB/T 16457.1-2023  
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