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4-2025_Chinese: Quality requirements for enzyme preparations - Part 4: Immobilized glucose isomerase preparations (Chinese: 酶制剂质量要求 第4部分：固定化葡萄糖异构酶制剂)
GB/T 2879-2024_Chinese: Hydraulic fluid power - Cylinders - Dimensions and tolerances of housings for single-acting piston and rod seals in reciprocating applications (Chinese: 液压传动 液压缸 往复运动活塞和活塞杆单向密封圈沟槽的尺寸和公差)
GB 23394-2024_Chinese: Respiratory protection - Positive pressure self-contained closed-circuit compressed oxygen breathing apparatus (Chinese: 呼吸防护 正压式自给闭路压缩氧气呼吸器)
English versions: GB/T 19598-2025
GB/T 29469-2024 Chinese PDF (GB/T29469-2024) GB 44246-2024 4-2025_Chinese: Quality requirements for enzymeGB T 29469 2024_Chinese: Cleanrooms and associated controlled environments Evaluation of performance and rationality (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 29469 2024
