共找到 1100 条与 稀有金属及其合金分析方法 相关的标准,共 74 页
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 1:Determination of copper content—Flame atomic absorption spectrometry
Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 23:Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 24:Determination of nickel content—Dimethylglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13:Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12:Determination of vanadium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry
本标准规定了摩托车排气净化催化剂的要求、试验方法、检验规则、标志、包装、运输、贮存和质量证明书。 本标准适用于以金属蜂窝载体作为基体并负载稀土、贵金属或其他金属等活性组分的摩托车排气净化催化剂产品。
Catalyst for motorcycle exhaust purification
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 19:Determination of molybdenum content—Thiocyanate-differential spectrophotometry
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 8:Determination of aluminum content—Separation with sodium hydroxide-EDTA complex-metric titration and inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of titanium sponge ,titanium and titanium alloys—Part 22:Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 28:Determination of ruthenium content—Inductively coupled plasma atomic emission spectrometry
本部分规定了稀土永磁材料抗弯强度(σ)和断裂韧度(K)的测定方法。 本部分适用于脆性断裂稀土永磁材料的抗弯强度和断裂韧度(K)的测定。抗弯强度的测定范围:20 MPa~2 000 MPa,断裂韧度(K)的测定范围:0.5 MPa ? m~50 MPa ? m。
Test method for physical property of rare earth permanent magnetic materials.Part 2:Determination of bending strength and fracture toughness
本部分规定了在开路中稀土永磁材料开路可逆磁通温度系数(α)的测试方法。 本部分适合各类稀土永磁材料开路可逆磁通温度特性的测定。|α|的测定范围:0.001%/℃~0.4%/℃。
Test method for physical property of rare earth permanent magnetic materials.Part 1:Determination of temperature coefficient of magnetic flux
本标准规定了灯用稀土三基色荧光粉二次特性的测定方法。 本标准适用于灯用稀土三基色荧光粉二次特性的测定。
Test methods of rare earth three-band phosphors for fluorescent lamps.Measurement of phosphors application character
GB/T12690 的本部分规定了稀土氧化物中灼减量的测定方法。 本部分适用于稀土氧化物灼减量的测定。 测定范围:0.10%%~15.00%2 方法提要
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides.Part 2: Determination of ignition loss content of rare earth oxides.Gravimetric method
GB/T 12690的本部分规定了稀土金属及其氧化物中碳、硫含量的测定方法。 本部分适用于稀土金属及其氧化物中碳、硫含量的测定。测定范围:0.005 0%~1.00%。
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides.Part 1: Determination of carbon and sulfur contents.High frequency-infrared absorption method
GB/T 12690的本部分规定了稀土氧化物中水分量的测定方法。 本部分适用于稀土氧化物中水分量的测定。测定范围:0.20%~10.00%。
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides.Part 3:Determination of water content of rare earth oxides.Gravimetric method
Chemical analysis methods for nonrare earth impurity of rare earth metals and their oxides—Part 2: Determination of ignition loss content of rare earth oxides—Gravimetric method
本标准规定了LED用稀土硅酸盐荧光粉的相对亮度、光谱性能、色品坐标及热稳定性的测定方法。本标准适用于LED用稀土硅酸盐荧光粉的相对亮度、光谱性能、色品坐标及热稳定性的测定。
Test methods of silicate phosphors activated by rare earths for LED
本标准规定了灯用稀土紫外发射荧光粉相对发射强度、发射主峰和半宽度及热稳定性的测定方法。本标准适用于灯用稀土紫外发射荧光粉相对发射强度、发射主峰和半宽度及热稳定性的测定。
Test methods of rare earth ultraviolet emission phosphors for fluorescent lamps
Lithium carbonate, lithium hydroxide monohydrate, lithium chloride chemical analysis methods - Part 11: Determination of acid insoluble content gravimetric method
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