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GB/T 45028-2024_Chinese: Determination of oxygenates in alcohols/ethers-based aromatics - Gas chromatographic method (Chinese: 醇醚基芳烃中含氧化合物的测定 气相色谱法)
YY/T 1529-2024_Chinese: ELISA analytical instruments (Chinese: 酶联免疫分析仪)
English versions: GB/T 12668
4-2024_Chinese: Chemical analysis methods of mixed rare earth oxide of ion-absorption rare earth ore - Part 4: Determination of iron trioxide content - Inductively coupled plasma atomic emission spectrometry (Chinese: 离子型稀土矿混合稀土氧化物化学分析方法 第4部分：三氧化二铁含量的测定 电感耦合等离子体发射光谱法)
GB 12710-2024_Chinese: Safety specification for the coking plant (Chinese: 焦化安全规范)
GB/T 23031.5-2023 Chinese PDF (GB/T23031.5-2023) GB/T 44873-2024 GB/T 45028-2024_Chinese: Determination of oxygenatesGB T 23031. 5 2023_Chinese: Industrial internet platform Application and implementation guide Part 5: Customization (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23031. 5 2023
