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| Chinese National Standard Category: Steel and iron alloy analysis method |
| English Title: | Methods for chemical analysis of ferromanganese the determination of phosphorus content |
| Chinese Title: | 锰铁化学分析方法 磷量的测定 |
| Standard No.: | GB/T 7730.3-1997 |
| Category No.: | H11 |
| Issued by: | STSB |
| Issued on: | 1997-11-11 |
| Implemented on: | 1998-5-1 |
| Status: | superseded |
| Superseded by: | GB/T 5686.4-2008 Ferromanganese ferromanganese-silicon itrogen-bearing ferromanganese and manganese metal - Determination of phosphorus content - Molybdenum blue photometric method and alkali content |
| Superseded on: | 2008-11-1 |
| Abolished on: | |
| Superseding: | GB 7730.3-1987 GB 7730.4-1987 |
| Word Count: | 3000 words |
| Similar Standards: | GB 4333.5-1984 GB/T 7730.5-2000 GB/T 7731.16-1999 GB/T 4333.9-1988 GB/T 7730.2-2002 GB/T 7730.8-2000 GB/T 8704.3-1997 GB 4010-1983 GB/T 8704.9-1994 GB 7731.3-1987 GB/T 5687.5-1988 GB/T 5686.9-2023 GB/T 3654.8-2023 GB/T 7731.17-2023 GB/T 5686.5-2023 GB/T 3653.3-2023 GB/T 223.92-2023 GB/T 4333.2-2023 GB/T 42794-2023 GB/T 5686.7-2022 |
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