GB/T 44939-2024 Chinese PDF (GB /T44939-2024) GB/T 44939-2024 4-2024_Chinese: Chemical analysis methods of

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)

English versions: GB/T 44922-2024

GB/T 44981-2024_Chinese: Packaged rice production line (Chinese: 包装米饭加工生产线)

GB/T 44854-2024_Chinese: Requirements for equipment and management of energy measuring instruments in logistics service provider (Chinese: 物流企业能源计量器具配备和管理要求)

GB/T 44939-2024 Chinese PDF (GB /T44939-2024) GB/T 44939-2024 4-2024_Chinese: Chemical analysis methods ofGB T 44939 2024_Chinese: Guidelines for quality grading of consumer products Footwear (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44939 2024