GB/T 7000.224-2023 Chinese PDF (GB/T7000.224-2023) GB/T 5338.4-2023 GB/T 19799

GB/T 19799

GB/T 45155-2024_Chinese: Quality management - Guidance to understand

GB/T 31402-2023_Chinese: Measurement of antibacterial activity on plastics and other non-porous surfaces (Chinese: 塑料和其他无孔材料表面抗菌活性的测定)

5-2024_Chinese: Steel slag - Determination of manganese oxide content - The flame atomic absorption spectrometric method (Chinese: 钢渣 氧化锰含量的测定 火焰原子吸收光谱法)

GB/T 7000.224-2023 Chinese PDF (GB/T7000.224-2023) GB/T 5338.4-2023 GB/T 19799GB T 7000. 224 2023_Chinese: Luminaires Part 2 24: Particular requirements Luminaires with limited surface temperatures (Chinese: 2 24 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7000. 224 2023