GB/T 23276-2024 Chinese PDF (GB/T23276-2024) GB/T 45190-2025 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/T 44956-2024

GB/T 2909-2025_Chinese: Cotton grey canvas (Chinese: 棉本色帆布)

GB/T 44965-2024_Chinese: Determination of β-apo-8′-carotenoic acid ethyl ester in feeds - High performance liquid chromatography (Chinese: 饲料中β-阿朴-8′-胡萝卜素酸乙酯的测定 高效液相色谱法)

GB/T 45334-2025_Chinese: Smart elderly-oriented technical specification for air conditioners (Chinese: 空调智能适老化技术规范)

GB/T 23276-2024 Chinese PDF (GB/T23276-2024) GB/T 45190-2025 4-2025_Chinese: Assembled spectacles - PartGB T 23276 2024_Chinese: Method for chemical analysis of palladium compounds Determination of palladium content Complexometric titration using butanedione dioxime releasing EDTA and gravimetric method (Chinese: EDTA ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23276 2024