GB/T 23595.7-2025 Chinese PDF (GB /T23595.7-2025) GB/T 12417.2-2025 English versions: GB 19081-2025

English versions: GB 19081-2025

English versions: GB/T 18282

GB/T 15074-2025_Chinese: General specification for EPMA quantitative analysis (Chinese: 电子探针定量分析方法通则)

1 specifications (Chinese: 信息技术 抽象语法记法一（ASN

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/T 23595.7-2025 Chinese PDF (GB /T23595.7-2025) GB/T 12417.2-2025 English versions: GB 19081-2025GB T 23595. 7 2025_Chinese: Test methods of rare earth phosphors for LED Part 7: Determination of thermal quenching (Chinese: LED 7) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23595. 7 2025