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GB/T 45020-2024_Chinese: Methods for chemical analysis of niobium hafnium alloys - Determination of trace impurity elements content - Inductively coupled plasma mass spectrometry (Chinese: 铌铪合金化学分析方法 痕量杂质元素的测定 电感耦合等离子体质谱法)
English versions: GB/T 21290-2025
GB/T 11856
GB/T 45044-2024_Chinese: Textiles - Tests for colour fastness - Colour fastness to bleeding (Chinese: 纺织品 色牢度试验 耐渗色色牢度)
GB 30367-2025_Chinese: Dentistry - Ceramic materials (Chinese: 牙科学 陶瓷材料)
GB/T 44995-2024 Chinese PDF (GB /T44995-2024) GB/T 30637-2025 GB/T 45020-2024_Chinese: Methods for chemicalGB T 44995 2024_Chinese: Polypropylene packaging container Guidelines for the construction of initial screening testing methods for doped with recycled plastic (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44995 2024
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