GB/T 27534.8-2025 Chinese PDF (GB /T27534.8-2025) GB/T 24589.1-2024 2-2025_Chinese: Plastics - Impact-resistant polystyrene

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)

English versions: GB 19578-2024

GB/T 30425-2025_Chinese: Water cooling equipment for converter valves for high voltage direct current(HVDC) ower transmission (Chinese: 高压直流输电换流阀水冷却设备)

3-2025_Chinese: Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs(corrosion-resistant alloys) and other alloys (Chinese: 石油天然气工业 油气开采中用于含硫化氢环境的材料 第3部分：抗开裂耐蚀合金和其他合金)

3-2024_Chinese: Antimicrobial and cleaning function of household and similar electrical appliances - Part 3: Particular requirements for air cleaner (Chinese: 家用和类似用途电器的抗菌、除菌、净化功能 第3部分：空气净化器的特殊要求)

GB/T 27534.8-2025 Chinese PDF (GB /T27534.8-2025) GB/T 24589.1-2024 2-2025_Chinese: Plastics - Impact-resistant polystyreneGB T 27534. 8 2025_Chinese: Technical specification for animal genetic resource survey Part 8: Rabbit (Chinese: 8) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27534. 8 2025