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Standard Insuued on: 1988-10 |
Category No.: | GB | Valid Status: | abolished |
Issued Organization: | AQSIQ | Issued Date: | 1988-10-9 |
Implemented Date: | 1989-10-1 | Abolished Date: | 2016-01-01 |
Superseded Standard.: | GB/T 5838.42-2015 Phosphors―Part 4-2:Phosphor for indicator tubes |
Superseded Date: | 2016-1-1 |
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