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| Position: Chinese Standard in English/GB/T 11957-1989 |
| GB/T 11957-1989 Determination of yield of humic acids in coal (English Version) | |||
| Standard No.: | GB/T 11957-1989 | Status: | abolished |
| Language: | English | File Format: | |
| Word Count: | 2500 words | Price(USD): | 224.00 remind me the price change |
| Implemented on: | 1990-12-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | GB/T 11957-1989 |
| English Name: | Determination of yield of humic acids in coal |
| Chinese Name: | 煤中腐植酸产率测定方法 |
| Chinese Classification: | D20 Solid fuel ore in general |
| Professional Classification: | GB National Standard |
| Implemented on: | 1990-12-1 |
| Status: | abolished |
| Superseded by: | GB/T 11957-2001 Determination of yield of humic acids in coal |
| Superseded on: | 2002-8-1 |
| Abolished on: | 2002-08-01 |
| Language: | English |
| File Format: | |
| Word Count: | 2500 words |
| Price(USD): | 224.00 |
| Delivery: | via email in 1~3 business day |