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GB/T 45328-2025_Chinese: Determination of magnetic foreign metal particles in lithium carbonate
English versions: GB/T 45439-2025
English versions: GB/T 45169-2025
English versions: GB/T 45251-2025
2-2025_Chinese: Plastics - Impact-resistant polystyrene (PS-I)moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (Chinese: 塑料 抗冲击聚苯乙烯（PS-I）模塑和挤出材料 第2部分：试样制备和性能测定)
GB/T 45396-2025 Chinese PDF (GB /T45396-2025) GB/T 45231-2025 GB/T 45328-2025_Chinese: Determination of magneticGB T 45396 2025_Chinese: Data security technology Security requirements for government data processing (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45396 2025
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