GB/T 43590.506-2025 Chinese PDF (GB /T43590.506-2025) GB/T 22939.1-2025 English versions: GB 45670

English versions: GB 45670

English versions: GB/T 20243

English versions: GB/T 41869

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)

11-2025_Chinese: Instrument transformers - Part 11: Additional requirements for low-power passive voltage transformers (Chinese: 互感器 第11部分：低功率无源电压互感器的补充技术要求)

GB/T 43590.506-2025 Chinese PDF (GB /T43590.506-2025) GB/T 22939.1-2025 English versions: GB 45670GB T 43590. 506 2025_Chinese: Laser display devices Part 5 6: Measuring methods for optical performance of projection screens (Chinese: 5 6) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43590. 506 2025