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English versions: GB/T 19980-2025
3-2025_Chinese: Test methods of rare earth phosphors for LED - Part 3: Determination of chromaticity coordinates (Chinese: LED用稀土荧光粉试验方法 第3部分：色品坐标的测定)
English versions: GB/T 18964
31-2025_Chinese: Plugs and socket-outlets for household and similar purposes - Part 31: Particular requirements for socket-outlets incorporating USB power supply (Chinese: 家用和类似用途插头插座 第31部分：装有USB电源的插座的特殊要求)
3-cyclobutanediol (Chinese: 食品安全国家标准 食品接触材料及制品 2
GB/T 18912-2024 Chinese PDF (GB /T18912-2024) GB/T 14601-2025 English versions: GB/T 19980-2025GB T 18912 2024_Chinese: Salt mist corrosion testing of photovoltaic (PV) modules (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18912 2024
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