共找到 2038 条与 其他有色金属及其合金 相关的标准,共 136 页
GB/T13747 的本部分规定了锆及锆合金中镍含量的测定方法。本部分适用于海绵锆、锆及锆合金中镍含量的测定。测定范围:方法一测定范围:0.002%~0.15%;方法二测定范围:0.010%~0.40%。测定范围重叠时,方法二为仲裁分析方法。2 方法一
Methods for chemical analysis of zirconium and zirconium alloys-Part 3:Determination of nickel content-Dimethyglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T15076 的本部分规定了直流电弧原子发射光谱法测定铌中砷、锑、铅、锡和铋含量。本部分适用于铌及氢氧化铌、氧化铌和碳化铌中砷、锑、铅、锡和铋含量的测定。测定范围见表1。表1 元素与测定范围元素砷锑铅锡、铋测定范围/%0.0010~0.030 0.0004~0.030 0.0003~0.030 0.0001~0.030 2 原理
Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry
Methods for chemical analysis of tantalum and niobium—Part 2:Determination of niobium content in tantalum—Inductively coupled plasma atomic emission spectrometry and stratography gravimetry
Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—Direct current arc atomic emission spectrometry
Methods for chemical analysis of zirconium and zirconium alloys—Part 12:Determination of silicon content—Molybdenum blue spectrophotometry
Methods for chemical analysis of zirconium and zirconium alloys—Part 2:Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of zirconium and zirconium alloys—Part 7:Determination of manganese content—Patassium periodate spectrometry and inductively coupled plasma atomic emission spectrometry
本标准规定了纳米二氧化希的要求、试验方法、检验规则、标志及质量证明书包装、运输及贮存。 本标准适用于近球状的纳米二氧化久粉体材料。 分子式:CeOs。 相对分子质量:172.11(按2015年国际相对原子质量)。
Cerium dioxide nanomaterial
Chemical analysis methods for mixed rare earth oxide of ion-absorption rare earth ore—Part 3: Determination of silicon dioxide content
Methods for chemical analysis of zirconium and zirconium alloys—Part 5:Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry
Methods for chemical analysis of zirconium and zirconium alloys—Part 6:Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry
Method for chemical analysis of petrochemical spent platinum catalyst—Determination of platinum—Inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of tantalum and niobium—Part 3:Determination of copper content—Flame atomic absorption spectrometry
Method for chemical analysis of iridium powder—Determination of silver, gold, palladium, rhodium, ruthenium, lead, platinum, nickel, copper, iron, tin, zinc, magnesium, manganese, aluminum contents —Inductively coupled plasma atomic emission spectrometry
Methods for chemical analysis of rhodium—Determination of platinum, ruthenium, iridium, palladium, gold, silver, copper, iron, nickel, aluminum, lead, manganese, magnesium, tin, zinc, silicon contents—Inductively coupled plasma mass spectrometry
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 19: Determination of arsenic and mercury contents
Method for chemical analysis of high purity silver—Determination of trace impurity elements contents—Glow discharge mass spectrometry
本标准规定了金属钪的要求、试验方法、检验规则、包装、标志、运输、贮存及质量证明书。 本标准适用于金属热还原法或中间合金法再经真空蒸馏法制得的金属钪,供航空、航天(宇航、火箭、导弹)、电子技术(电子、核子、激光、电光源)、冶金等领域用。
Scandium metal
本标准规定了氧化钪的要求、试验方法、检验规则和包装、标志、运输、贮存及质量证明书。 本标准适用于萃取法、离子交换法或萃取色层法等制得的,供激光、电光源、原子能、电子、冶金等领域用的氧化钪。
Scandium oxide
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