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| Chinese National Standard Category: Manganese ore |
| English Title: | Manganese ores - Determination of silicon content - Perchloric aciddehydration gravimetric method |
| Chinese Title: | 锰矿石硅含量的测定高氯酸脱水重量法 |
| Standard No.: | GB/T 1509-2006 |
| Category No.: | D32 |
| Issued by: | AQSIQ; SAC |
| Issued on: | 2006-09-12 |
| Implemented on: | 2007-2-1 |
| Status: | superseded |
| Superseded by: | GB/T 1509-2016 Manganese ores一Determination of silicon content一 Perchloric acid dehydration gravimetric method |
| Superseded on: | 2017-9-1 |
| Abolished on: | |
| Superseding: | GB/T 1509-1979 Method for determination of silicon dioxide content in manganese ores |
| Word Count: | 3000 words |
| Similar Standards: | GB/T 14949.11-2021 GB/T 14949.12-2021 GB/T 14949.5-2021 GB/T 14949.8-2018 GB/T 1509-2016 GB/T 1511-2016 GB/T 1510-2016 GB/T 1506-2016 GB/T 31949-2015 YB/T 5084-2015 YB/T 319-2015 YB/T 2406-2015 GB/T 29651-2013 GB/T 29653-2013 GB/T 29516-2013 GB/T 24519-2009 GB/T 24197-2009 GB/T 21836-2008 GB/T 1511-2006 GB/T 1513-2006 |
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