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English versions: GB/T 45491-2025
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)
English versions: GB/T 16288-2024
4-2023_Chinese: Lighting fixtures for civil airport - Part 4: Wind direction indicator (Chinese: 民用机场助航灯具 第4部分:风向标)
5-2024_Chinese: Antimicrobial and cleaning function of household and similar electrical appliances - Part 5: Particular requirements for electric washing machine (Chinese: 家用和类似用途电器的抗菌、除菌、净化功能 第5部分：洗衣机的特殊要求)
GB/T 5526-2024 Chinese PDF (GB/T5526-2024) GB/T 24894-2025 English versions: GB/T 45491-2025GB T 5526 2024_Chinese: Animal and vegetable fats and oils Determination of relative density (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5526 2024
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