GB/T 29847-2025 Chinese PDF (GB /T29847-2025) GB 5009.42-2025 72-2025_Chinese: National food safety standard

72-2025_Chinese: National food safety standard - Food additive - Sodium iron (III) ethylenediaminetetraacetate trihydrate (Chinese: 食品安全国家标准 食品营养强化剂 乙二胺四乙酸铁钠  )

English versions: GB/T 17554

1）第3部分：约束规范)

English versions: GB/T 20972

1-2025_Chinese: Aluminium base brazing filler metals - Part 1: Solid brazing filler metals (Chinese: 铝基钎料 第1部分：实心钎料)

GB/T 29847-2025 Chinese PDF (GB /T29847-2025) GB 5009.42-2025 72-2025_Chinese: National food safety standardGB T 29847 2025_Chinese: Test methods for copper foil used for printed boards (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 29847 2025