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| Chinese National Standard Category: Inorganic salt |
| English Title: | Test methods of crystalline layered sodium disilicate―Qualitative analysis of delta-crystalline layered sodium disilicate―Method of X-ray diffractometer |
| Chinese Title: | 层状结晶二硅酸钠试验方法 δ相层状结晶二硅酸钠定性分析 X射线衍射仪法 |
| Standard No.: | GB/T 19421.1-2003 |
| Category No.: | G12 |
| Issued by: | General Administration of Quality Supervision, Inspection and Quarantine of PRC |
| Issued on: | 2003-12-11 |
| Implemented on: | 2004-6-1 |
| Status: | superseded |
| Superseded by: | GB/T 19421-2008 Test methods of crystalline layered sodium disilicate |
| Superseded on: | 2008-12-1 |
| Abolished on: | |
| Superseding: | GB/T 19421-2008 Test methods of crystalline layered sodium disilicate |
| Word Count: | 1500 words |
| Similar Standards: | GB 10503-1989 GB/T 19421.5-2003 GB/T 6009-1992 GB/T 19421.12-2003 GB/T 19421.3-2003 GB/T 19421.6-2003 GB/T 19421.7-2003 GB/T 1617-1989 GB/T 19421.11-2003 GB/T 19421.4-2003 T/CMMA 9-2023 T/CCASC 2003-2023 GB/T 9984.1-1988 HG/T 3247-2008 GB/T 19421.8-2003 GB/T 19421.9-2003 GB/T 19421.10-2003 GB/T 9984.10-1988 GB/T 3959-2023 GB/T 19590-2023 |
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