GB 47499-2026
改良西门子法生产多晶硅安全规范
Safety specification for polysilicon produced by improved siemens method
- 实施日期
- 2027-05-01
- ICS 分类
- 13.100
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB 47499-2026
Safety specification for polysilicon produced by improved siemens method
GB/Z 170-2026
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Tests and requirements for fire resistance of safe cases
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Test method for extinguishing performance of gaseous extinguishing agent
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Test method for fire resistance of cables under elevated temperature conditions in building fire
GB/T 32151.49-2026
Requirements of the greenhouse gas emissions accounting and reporting—Part 49: Waste landfill enterprise