Pay in 4 interest-free payments of $14.75 Learn more
Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
GB/T 18487
English versions: GB/T 21536-2024
English versions: GB/T 21099
1-2024_Chinese: Multimode optical fibres for telecommunication - Part 1: Sectional specification for category A1 multimode fibres (Chinese: 通信用多模光纤 第1部分：A1类多模光纤特性)
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 20243.2-2025 Chinese PDF (GB /T20243.2-2025) GB/T 15268-2024 GB/T 18487GB T 20243. 2 2025_Chinese: Acoustics Measurement of the influence of road surfaces on traffic noise Part 2: The close proximity method (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20243. 2 2025
