氧化钍 标准查询与下载



共找到 150 条与 氧化钍 相关的标准,共 10

Determination of thorium oxide in tungsten-molybdenum

Graphite.Method for the determination of thorium oxide content

本标准规定了钨钍合金中二氧化钍的比色测定方法的方法提要、试剂、仪器、试样、分析步骤、分析结果的计算及精密度。 本标准适用于钨钍合金中二氧化钍的测定。测定范围为二氧化钍:0.1~3.0

Method for the determination of thorium dioxide in thorium tungsten alloys

Methods for Chemical Analysis of Thorium Dioxide Powders Part 2: Determination of Phosphorus in Thorium Dioxide Powders—Phosphorus Molybdenum Blue Photometric Method

Gravimetric method for determination of thorium dioxide in tungsten-thorium alloy

本标准规定了钨钍合金中二氧化钍量的测定方法。本标准适用于钨钍合金中二氧化钍量的测定。测定范围:0.5%~5.0

Determination of thorium dioxide content in thorium-tungsten alloys.Gravimetric method

Methods for Chemical Analysis of Thorium Dioxide Powder Part 3: Determination of Fluorine in Thorium Dioxide Powder—Pyrohydrolysis Ion Selective Electrode Method

Methods for the chemical analysis of thorium dioxide powders-Part 4: Determination of uranium, hafnium, antimony, and bismuth in thorium dioxide powders—Inductively coupled plasma mass spectrometry

Rare-earth ores.Method for the determination of total oxide of rare earth elements, uranium oxide and thorium oxide contents

この規格は,トリエーテッドタングステン材料(照明,電子機器及びティグ溶射用)の鉄,モリブデン及び酸化トリウムの定量方法について規定する

Methods for chemical analysis of thoriated tungsten materials

Methods for chemical analysis of thoriated tungsten materials

本标准规定了独居石精矿中二氧化钍含量的测定方法。 本标准适用于独居石精矿中二氧化钍含量的测定。测定范围:2.00%~7.00

Methods for chemical analysis of monazite concentrates-Determination of thorium oxide content

Sandstone.Method for the determination of total rare-earth elements and thorium oxide contents

この規洛は,照明及び電子機器用のトリエーテッドタングステン(酸化トリワムをう含むタングステン)線(以下,線という。)及びトリエーテッドタングステン棒(以下,棒という。)について規定する。ただし,断面が円形以外の線及び棒についてはこの規格を適用しない

Thoriated tungsten wires and rods for lighting and electronic equipment

Method of analysis of Thorium oxide and Rhenium in Thorium-Tungsten-Rhenium wire for use in vacuum devices




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