 |
Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
| Chinese National Standard List: Physical Standard Substance |
| Title | Standard No. | Implemented On |
| Aemospheric air-Test dust standand sample-Simulated atmospheric dust | GB 13270-1991 | 1992-8-1 |
| Atmospheric Air-Test Dust Standard Sample-Loess dust | GB/T 13268-1991 | 1992-8-1 |
| Atmospheric Air-Test Dust Standard Sample-Fly Ash | GB/T 13269-1991 | 1992-8-1 |
| Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 Email: coc@codeofchina.com | |
| Copyright: TransForyou Co., Ltd. 2008-2020 |