共找到 282 条与 氧化物 相关的标准,共 19 页
本标准适用于氧化铝中一氧化锰量的测定。测定范围:0.00025~0.008%。
Methods for the chemical analysis of aluminium oxide--The atomic absorption spectrophotometric method for the determination of manganous oxide content
本标准适用于氧化铝中五氧化二钒量的测定。测定范围:0.0002~0.015%。
Methods for the chemical analysis of aluminium oxide--The N-benzoyl-N-phenylhydroxylamine extraction photometric method for the determination of vanadic oxide content
本标准适用于氧化铝中水分的测定。测定范围:0.3~7.0%。
Methods for chemical analysis of aluminium oxide--The gravimetric method for the determination of moisture
本标准适用于炼铝用的氧化铝粉末有效密度的测定。本标准采用比重瓶法测定氧化铝和氢氧化铝粉末的有效密度。氧化铝多品种、铝土矿、赤泥等固体粉末物的有效密度测定,可参照本标准。
Aluminium oxide powders--Determination of effective density--Pyknometer method
本标准适用于炼铝用的氧化铝粉末松装密度的测定。氢氧化铝以及氧化铝多品种固体颗粒物料的测定,可参照本标准。
Aluminium oxide powders--Determination of apparent density
本标准适用于炼铝用的氧化铝粉末安息角的测定。
Aluminium oxide powders--Measurement of the angle of repose
本标准适用于辉锑矿熔析法生产的三硫化二锑(俗称生锑),三硫化二锑供军工、橡胶、火柴等工业用。
Antimony trisulfide
Methods for chemical analysis of zinc oxide(direct process)--The anthraquinone method for the detection of metallic zinc
Methods for chemical analysis of zinc oxide(direct process)--The potassium periodate photometric method for the determination of manganese content
Methods for chemical analysis of zinc oxide(direct process)--The biscyclohexanone oxalyl dihydrazone photometric method for the determination of copper oxide content
Methods for chemical analysis of zinc oxide(direct process)--The phosphoric acid supporting electrolyte polarographic methods for the determination of lead oxide and cadmium oxide contents
Methods for chemical analysis of zinc oxide(direct process)--The potassium ferrocyanide volumetric method for the determination of zinc oxide content
本标准适用于钽及钽合金板材、带材和箔材。
Tantalum and tantalum alloy sheet,strip and foil
本标准适用于液-液萃取法制得的五氧化二铌,供生产铌粉、铌条、陶瓷电容器等用。
Technical requirements of niobium pentoxide
本标准适用于电子工业中低阻值范围的电阻、电位器等元件配料用的超细氧化钯粉。
Technical requirements of superfine palladium oxide powder
本标准适用于电子工业中厚膜电阻、电位器等元件配料用的超细水合二氧化钌粉。
Technical requirements of superfine ruthenium dioxide hydrate powder
本标准适用于以绿柱石精矿为原料。硫酸法生产的工业纯氧化铍粉末,供作铍铜合金的原料。
Technical requirements of commercial purity beryllium oxide powder
氧化锆、氧化铪中钠量的测定(火焰原子吸收分光光度法)
Zirconium and hafnium oxides--Determination of sodium content--Flame atomic absorption spectrophotometric method
氧化锆、氧化铪中铝量的测定(铬天菁S-氯化十四烷基吡啶吸光光度法)
Zirconium and hafnium oxides--Determination of aluminum content--Chromazurol S-tetradecyl pyridine bromide photometric method
氧化锆、氧化铪中硅量的测定(硅铝蓝吸光光度法)
Zirconium and hafnium oxides--Determination of silicon content--Silicon-molybdenum blue photometric method
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