GB 31604.31-2025 Chinese PDF GB/T 12540-2024 English versions: GB/T 10810

English versions: GB/T 10810

3-2025_Chinese: Uncut finished spectacle lenses - Part 3: Transmittance test methods (Chinese: 眼镜镜片 第3部分：透射比试验方法)

English versions: GB 5009

GB/T 13594-2025_Chinese: Performance requirements and test methods of anti-lock braking system for commercial vehicle and trailer (Chinese: 商用车辆和挂车防抱制动系统性能要求及试验方法)

English versions: GB/T 1232

GB 31604.31-2025 Chinese PDF GB/T 12540-2024 English versions: GB/T 10810GB 31604. 31 2025_Chinese: National food safety standard Food contact materials and products Determination of residual and migration of vinyl chloride, 1,1 dichloroethylene and 1,1 dichloroethane (Chinese: 1,1 1,1 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 31604. 31 2025