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| Standard Insuued on: 1987-06 |
GB/T 7974-1987 Paper and board--Measurement of brightness (Diff/o-Geometry)
纸及纸板 白度测定法(漫射/垂直法)
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1987-06-26 | |
| Implemented Date: | Abolished Date: | ||
| Superseded Standard.: | GB/T 7974-2002 Paper, board and pulp-Measurement of brightness - Diff/Geometry |
Superseded Date: |
GB/T 8193-1987
GB/T 7974-1987
YY/T 91016-1999
GB 6827-1986
YY/T 91017-1999
GB/T 7973-1987
QJ 1193.7-1987
QJ 1193.9-1987
QJ 1193.8-1987
QJ 1193.6-1987
GB/T 7932-1987
QJ 1193.42-1987
QJ 1193.47-1987
QJ 1193.46-1987
QJ 1193.45-1987
QJ 1193.35-1987
QJ 1193.37-1987
QJ 1193.39-1987
QJ 1193.36-1987
QJ 1193.40-1987
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