 |
Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
| International Standard Category: Cadmium, cobalt and their alloys |
YS/T 349.4-2010 Methods for chemical analysis of cobalt sulfide concentrate - Part 4: Determination of silicon dioxide - Potassium silicofluoride capacity method
硫化钴精矿化学分析方法 第4部分:二氧化硅量的测定 氟硅酸钾容量法 ;
| Category No.: | 77.120.70 | Valid Status: | valid |
| Issued Organization: | State Economic and Trade Commission | Issued Date: | 2010-11-22 |
| Implemented Date: | 2011-3-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
| Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
| Copyright: Foryou Tech Co., Ltd. 2008-2020 |