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Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
| International Standard Category: Semiconducting materials |
YS 68-2004 Arsenic
砷 ;
| Category No.: | 29.045 | Valid Status: | superseded |
| Issued Organization: | NDRC | Issued Date: | 2004-06-17 |
| Implemented Date: | 2004-11-1 | Abolished Date: | 2015-04-01 |
| Superseded Standard.: | YS/T 68-2014 Arsenic |
Superseded Date: | 2015-4-1 |
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