GB/T 21667-2024 Chinese PDF (GB /T21667-2024) GB/T 18281.2-2024 English versions: GB/T 19980-2025

English versions: GB/T 19980-2025

English versions: GB 10770-2025

GB/T 14404-2024_Chinese: Plate shear - Testing of the accuracy (Chinese: 剪板机 精度)

8-2025_Chinese: Test methods of rare earth phosphors for LED - Part 8: Determination of pressure cooker test property (Chinese: LED用稀土荧光粉试验方法 第8部分：高压加速老化性能的测定)

bisphenol F and bisphenol S in foods (Chinese: 食品安全国家标准 食品中双酚A、双酚F和双酚S的测定)

GB/T 21667-2024 Chinese PDF (GB /T21667-2024) GB/T 18281.2-2024 English versions: GB/T 19980-2025GB T 21667 2024_Chinese: General rules of the second hand goods qualification (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21667 2024