JC/T 817-1990
Gem-quality cubic zirconia rough (English Version)
- Standard No.
- JC/T 817-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- Professional Standard - Building Materials
- Status
- 2015-04
- Replace By
- JC/T 817-2014
- Latest
- JC/T 817-2014
- Replace
- ZB D59001-1990
JC/T 817-1990 history
- 2014 JC/T 817-2014 Gem grade synthetic cubic zirconia crystals
- 1990 JC/T 817-1990 Gem-quality cubic zirconia rough
