GB/T 30075-2025
LED用稀土氮化物红色荧光粉
Rare earth activated nitride red phosphors for LED
- 实施日期
- 2026-05-01
- 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。
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GB/T 30075-2025
Rare earth activated nitride red phosphors for LED
GB/T 10267.4-2025
Methods for analysis of calcium metal—Part 4:Determination of aluminum by 8-hydroxyquinoline-trichloromethane extraction spectrophotometry
GB/T 46419-2025
Petroleum and natural gas industries—Titanium alloy induction bends
GB/T 6611-2025
Terminology and atlas for titanium and titanium alloys
GB/T 10267.5-2025
Methods for analysis of calcium metal—Part 5:Determination of nitrogen by distillation-Nessler spectrophotometry
GB/T 3884.2-2025
Methods for chemical analysis of copper concentrates—Part 2:Determination of gold and silver contents—Flame atomic absorption spectrmetric method and fire assay method
GB/T 15072.6-2025
Methods for chemical analysis of precious metal alloys—Part 6: Determination of iridium content
GB/T 15072.20-2025
Methods for chemical analysis of precious metal alloys—Part 20: Determination of rhodium content
GB/T 15072.4-2025
Methods for chemical analysis of precious metal alloys—Part 4: Determination of palladium content
GB/T 15072.3-2025
Methods for chemical analysis of precious metal alloys―Part 3: Determination of platinum content
GB/T 15072.2-2025
Method for chemical analysis of precious metal alloys—Part 2: Determination of silver content
GB/T 15072.1-2025
Methods for chemical analysis of precious metal alloys—Part 1: Determination of gold content
GB/T 3884.15-2025
Methods for chemical analysis of copper concentrate—Part 15:Determination of total iron and ferriferrous oxide contents
GB/T 3884.9-2025
Methods for chemical analysis of copper concentrates—Part 9: Determination of arsenic ,antimony and bismuth contents
GB/T 3884.7-2025
Methods for chemical analysis of copper concentrates—Part 7:Determination of lead and zinc contents—Na2EDTA titration method
GB/T 3884.4-2025
Methods for chemical analysis of copper concentrates—Part 4:Determination of lead,zinc,cadmium,nickel and magnesium oxide contents—Flame atomic absorption spectrometry method
GB/T 42513.8-2025
Methods for chemical analysis of nickel alloys—Part 8: Determination of niobium content—Inductively coupled plasma atomic emission spectrometric method
GB/T 29655-2025
Strip-casting neodymium iron boron alloy flakes
GB/T 26650-2025
Magnesium alloy castings for motorcycle and electric bicycle wheels
GB/T 26649-2025
Magnesium alloy castings for automobile wheels