GB/T 18936-2025 Chinese PDF (GB /T18936-2025) GB/T 18281.2-2024 2-2025_Chinese: Uncut finished spectacle lenses

2-2025_Chinese: Uncut finished spectacle lenses - Part 2: Power-variation (Chinese: 眼镜镜片 第2部分：渐变焦)

GB/T 18282

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 17817-2024_Chinese: Determination of vitamin A in feeds - High performance liquid chromatography (Chinese: 饲料中维生素A的测定 高效液相色谱法)

English versions: GB/T 24823-2024

GB/T 18936-2025 Chinese PDF (GB /T18936-2025) GB/T 18281.2-2024 2-2025_Chinese: Uncut finished spectacle lensesGB T 18936 2025_Chinese: Diagnostic techniques for avian influenza (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18936 2025