GB/T 43300-2023 Chinese PDF (GB/T43300-2023) GB/T 39414.5-2024 English versions: GB/T 44965-2024

English versions: GB/T 44965-2024

GB/T 30422-2023_Chinese: Fluorescent induction lamps(excluding self-ballasted lamps) - Safety specifications (Chinese: 无极荧光灯（自镇流灯除外）安全规范)

GB/T 12385-2025_Chinese: Standard test methods for sealability of gaskets for pipe flanges (Chinese: 管法兰用垫片密封性能试验方法)

English versions: GB/T 45098-2024

GB 17167-2025_Chinese: General rules for energy measuring instrument equipping and managing of energy user (Chinese: 用能单位能源计量器具配备和管理通则)

GB/T 43300-2023 Chinese PDF (GB/T43300-2023) GB/T 39414.5-2024 English versions: GB/T 44965-2024GB T 43300 2023_Chinese: Ceramic flat membrane Test method for pure water flux (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43300 2023