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| International Standard Category: Semiconducting materials |
GB/T 29057-2012 Practice for evaluation of polocrystalline silicon rods by float-zone crystal growth and spectroscopy
用区熔拉晶法和光谱分析法评价多晶硅棒的规程;
| Category No.: | 29.045 | Valid Status: | superseded |
| Issued Organization: | AQSIQ;SAC | Issued Date: | 2012-12-31 |
| Implemented Date: | 2013-10-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 29057-2023 Practice for evaluation of polocrystalline silicon rods by float-zone crystal growth and spectroscopy |
Superseded Date: | 2024-3-1 |
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