GB/T 45200-2025 Chinese PDF (GB /T45200-2025) GB 5009.42-2025 4-2025_Chinese: Assembled spectacles - Part

4-2025_Chinese: Assembled spectacles - Part 4: Multifocal and power-variation near-vision spectacles (Chinese: 配装眼镜 第4部分：多焦和渐变焦老视成镜)

English versions: GB 45189-2025

English versions: GB/T 45156-2024

GB/T 11842-2025_Chinese: Determination of oxygen to uranium atomic ratio in uranium dioxide powder and pellets - Thermogravimetric method (Chinese: 二氧化铀粉末和芯块的氧铀原子比测定 热重法)

GB/T 45200-2025 Chinese PDF (GB /T45200-2025) GB 5009.42-2025 4-2025_Chinese: Assembled spectacles - PartGB T 45200 2025_Chinese: Determination of neohesperidin dihydrochalcone in feeds High performance liquid chromatography (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45200 2025