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13-2025_Chinese: Forensic sciences - Physical and chemical examination of trace evidence - Part 13: Wavelength dispersive X-ray fluorescence spectrometry (Chinese: 法庭科学 微量物证的理化检验 第13部分：波长色散X射线荧光光谱法)
English versions: GB/T 14851-2025
GB/T 18375-2024_Chinese: Prosthetics - Structural testing of lower-limb prostheses - Requirements and test methods (Chinese: 假肢 下肢假肢的结构检验 要求和试验方法)
2-2024_Chinese: Grades of cemented carbide - Part 2: Grades of cemented carbide for rock drilling and engineering (Chinese: 硬质合金牌号 第2部分：凿岩及工程用硬质合金牌号)
18-2025_Chinese: National food safety standard - Determination of fluorine in foods (Chinese: 食品安全国家标准 食品中氟的测定)
GB/T 12690.20-2024 Chinese PDF (GB /T12690.20-2024) GB/T 19212.2-2025 13-2025_Chinese: Forensic sciences - PhysicalGB T 12690. 20 2024_Chinese: Chemical analysis methods for non rare earth impurities of rare earth metals and their oxides Part 20: Determination of minor amounts of fluorine and chlorine in rare earth oxides Ion chromatography method (Chinese: 20 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 12690. 20 2024
