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| Standard Insuued on: 1990-01 |
GB/T 12207-1990 Method of testing for relative density of gas in urban area
城市燃气相对密度测定方法
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | CSBTS | Issued Date: | 1990-01-04 |
| Implemented Date: | 1990-9-1 | Abolished Date: | 2007-03-01 |
| Superseded Standard.: | GB/T 12206-2006 Testing method to determine the calorific values of town gas |
Superseded Date: | 2007-3-1 |
GB/T 12647-1990
GB/T 2424.9-1990
GB/T 12562-1990
GB 10120-1988
GB/T 12238-2008
GB/T 12208-2008
GB/T 12690.6-2003
GB/T 12607-2003
GB/T 12160-2002
GB/T 12690.5-1990
GB/T 12690.24-1990
GB/T 12690.11-1990
GB/T 12687.3-1990
GB/T 12690.6-1990
GB/T 12690.18-1990
GB/T 12687.8-1990
GB/T 12690.16-1990
GB/T 12690.20-1990
GB/T 12690.22-1990
GB/T 12690.12-1990
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