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| Position: Chinese Standard in English/GB/T 7702.21-1997 |
| GB/T 7702.21-1997 Standard test method for granular activated carbon from coal-Determination of specific surface area (English Version) | |||
| Standard No.: | GB/T 7702.21-1997 | Status: | abolished remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 2000 words | Price(USD): | 184.0 remind me the price change |
| Implemented on: | 1998-6-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | GB/T 7702.21-1997 |
| English Name: | Standard test method for granular activated carbon from coal-Determination of specific surface area |
| Chinese Name: | 煤质颗粒活性炭试验方法 比表面积的测定 |
| Chinese Classification: | D24 Coal for coking, chemical and building materials |
| Professional Classification: | GB National Standard |
| ICS Classification: | 75.160.10 Solid fuels |
| Issued by: | STSB |
| Issued on: | 1997-12-03 |
| Implemented on: | 1998-6-1 |
| Status: | abolished |
| Superseded by: | GB/T 7702.20-2008 Test method for granular activated carbon from coal - Determination of pore volume and specific surface area |
| Superseded on: | 2009-5-1 |
| Abolished on: | 2009-05-01 |
| Language: | English |
| File Format: | |
| Word Count: | 2000 words |
| Price(USD): | 184.0 |
| Delivery: | via email in 1~3 business day |