GB 1903.72-2025 Chinese PDF GB 45246-2025 English versions: GB 45188-2024

English versions: GB 45188-2024

English versions: GB/T 10781

GB 45248-2025_Chinese: Drug concentration cutoff values and examination for vehicle drivers (Chinese: 车辆驾驶人员体内毒品含量阈值与检验)

40-2024_Chinese: Specifications for optical fibre test methods - Part 40: Measurement methods and test procedures for transmission characteristics - Attenuation (Chinese: 光纤试验方法规范 第40部分：传输特性的测量方法和试验程序 衰减)

5-2025_Chinese: Uncut finished spectacle lenses - Part 5: Abrasion-resistant of surfaces test methods (Chinese: 眼镜镜片 第5部分：表面耐磨试验方法)

GB 1903.72-2025 Chinese PDF GB 45246-2025 English versions: GB 45188-2024GB 1903. 72 2025_Chinese: National food safety standard Food additive Sodium iron (III) ethylenediaminetetraacetate trihydrate (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 1903. 72 2025