GB/T 18114.8-2025
稀土精矿化学分析方法 第8部分:稀土氧化物含量和配分量的测定
Chemical analysis methods for rare earth concentrates—Part 8: Determination of rare earth oxide contents and distribution
- 实施日期
- 2026-02-01
- ICS 分类
- 77.120.99
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 677 条
GB/T 18114.8-2025
Chemical analysis methods for rare earth concentrates—Part 8: Determination of rare earth oxide contents and distribution
GB/T 20165-2025
Rare earth polishing powder
GB/T 18114.9-2025
Chemical analysis methods for rare earth concentrates—Part 9: Determination of phosphorus pentoxide content
GB/T 45009-2024
GB/T 45008-2024
GB/T 44754-2024
GB/T 44763-2024
GB/T 45756-2025
Technical specification of sintered rare earth permanent magnet splicing
GB/T 31967.3-2025
Test methods for physical property of rare earth permanent magnetic materials—Part 3: Determination of resistivity
GB/T 45757-2025
Polymer-bonded neodymium iron boron compounds pellets
GB/T 38061-2019
GB/T 45651-2025
Recycling raw materials for neodymium iron boron by roasting process
GB/T 19396-2025
Terbium-dysprosium-iron magnetostrictive materials
GB/T 31968-2025
Rare earth composite yttrium zirconium oxide ceramic powder
GB/T 20931.12-2025
Methods for chemical analysis of lithium—Part 12:Determination of impurity element contents—Inductively coupled plasma atomic emission spectrometry
GB/T 6150.20-2025
Methods for chemical analysis of tungsten concentrates—Part 20:Determination of mercury content一Solid sampling and direct mercury analysis method
GB/T 6150.19-2025
Methods for chemical analysis of tungsten concentrates—Part 19:Determination of fluoride content—Ion selective electrode method
GB/T 23595.4-2025
Test methods of rare earth phosphors for LED—Part4: Determination of high temperature and high humidity property
GB/T 23595.3-2025
Test methods of rare earth phosphors for LED—Part 3: Determination of chromaticity coordinates
GB/T 23595.1-2025
Test methods of rare earth phosphors for LED—Part1: Determination of spectrum