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English versions: GB/T 45236-2025
GB/T 45479-2025_Chinese: Manganese ores and concentrates - Determination of potassium oxide and sodium oxide content - Flame atomic emission spectrometric method (Chinese: 锰矿石与锰精矿 氧化钾、氧化钠含量的测定 火焰原子发射光谱法)
English versions: GB/T 13477
GB/T 31968-2025_Chinese: Rare earth composite yttrium zirconium oxide ceramic powder (Chinese: 稀土复合钇锆陶瓷粉)
GB/T 45192-2025_Chinese: Technical specification for greenhouse gas emission reduction certification of the listed program - Rural biogas plant (Chinese: 基于项目的温室气体减排量评估技术规范 农村沼气工程)
GB/T 15896-2024 Chinese PDF (GB/T15896-2024) GB 44917-2024 English versions: GB/T 45236-2025GB T 15896 2024_Chinese: Chemical reagent Formic acid (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15896 2024
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