发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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Methods for chemical analysis of beryllium concentrates-beryl The gravimetric method for the determination of water content
Methods for chemical analysis of beryllium concentrates-beryl The molybdenum blue photometric method for the determination of phosphorus content
Methods for chemical analysis of beryllium concentrates-beryl The phosphate gravimetric method for the determination of beryllium oxide content
Methods for chemical analysis of beryllium concentrates-beryl The ion selective electrode method for the determination of fluorine content
Methods for chemical analysis of beryllium concentrates-beryl The EDTA volumetric method for the determination of ferric sesquioxide content
YS/T 254的本部分规定了铍精矿、绿柱石中水分量的测定方法。 本部分适用于铍精矿、绿柱石中水分量的测定。测定范围为0.10%~20.0
Methods for chemical analysis of beryllium concentrate and beryl.Part 7:Determination of water content.Gravimetric method
YS/T 254的本部分规定了铍精矿、绿柱石中氧化铍量的测定方法。 本部分适用于铍精矿、绿柱石中氧化铍的测定。测定范围为6.00%~14.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 1: Determination of beryllium oxide content.Phosphate gravimetry
Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for determination of lithium oxide content
Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for the determination of calcium oxide content
YS/T 254的本部分规定了铍精矿、绿柱石中氟量的测定方法。 本部分适用于铍精矿、绿柱石中氟的测定。测定范围为0.050%~5.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 5:Determination of fluorine content.Ion selective electrode method
YS/T 254的本部分规定了铍精矿、绿柱石中磷含量的测定方法。 本部分适用于铍精矿、绿柱石中磷的测定。测定范围为0.010%~2.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 3:Determination of phosphorus content.Phosphomlybdium vanadic acid spectrophotometry
YS/T 254的本部分规定了铍精矿、绿柱石中氧化锂含量的测定方法。 本部分适用于铍精矿、绿柱石中氧化锂的测定。测定范围为0.050%~2.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 4:Determination of lithium oxide contents.Flame atomic absorption spectrometry
YS/T 254的本部分规定了铍精矿、绿柱石中氧化钙含量的测定方法。 本部分适用于铍精矿、绿柱石中氧化钙的测定。测定范围为0.05%~2.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 6:Determination of calcium oxide content.Flame atomic absorption spectrometry
YS/T 254的本部分规定了铍精矿、绿柱石中三氧化二铁含量的测定方法。 本部分适用于铍精矿、绿柱石中三氧化二铁的测定。方法一的测定范围为>3.00%~10.00%;方法二的测定范围为0.50%~3.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 2:Determination of ferric oxide content.EDTA titrimetry and sulfosalicylic acid spectrophotometry
本标准规定了绿柱石精矿的要求、试验方法、检验规则以及标志、包装、运输、贮存、质量证明书及合同(或订货单)内容。 本标准适用于绿柱石精矿
Beryl concentrate
Methods for chemical analysis of beryllium concentrates-beryl The gravimetric method for the determination of water content
Methods for chemical analysis of beryllium concentrates-beryl The molybdenum blue photometric method for the determination of phosphorus content
Methods for chemical analysis of beryllium concentrates-beryl The phosphate gravimetric method for the determination of beryllium oxide content
Methods for chemical analysis of beryllium concentrates-beryl The ion selective electrode method for the determination of fluorine content
Methods for chemical analysis of beryllium concentrates-beryl The EDTA volumetric method for the determination of ferric sesquioxide content
YS/T 254的本部分规定了铍精矿、绿柱石中水分量的测定方法。 本部分适用于铍精矿、绿柱石中水分量的测定。测定范围为0.10%~20.0
Methods for chemical analysis of beryllium concentrate and beryl.Part 7:Determination of water content.Gravimetric method
YS/T 254的本部分规定了铍精矿、绿柱石中氧化铍量的测定方法。 本部分适用于铍精矿、绿柱石中氧化铍的测定。测定范围为6.00%~14.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 1: Determination of beryllium oxide content.Phosphate gravimetry
Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for determination of lithium oxide content
Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for the determination of calcium oxide content
YS/T 254的本部分规定了铍精矿、绿柱石中氟量的测定方法。 本部分适用于铍精矿、绿柱石中氟的测定。测定范围为0.050%~5.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 5:Determination of fluorine content.Ion selective electrode method
YS/T 254的本部分规定了铍精矿、绿柱石中磷含量的测定方法。 本部分适用于铍精矿、绿柱石中磷的测定。测定范围为0.010%~2.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 3:Determination of phosphorus content.Phosphomlybdium vanadic acid spectrophotometry
YS/T 254的本部分规定了铍精矿、绿柱石中氧化锂含量的测定方法。 本部分适用于铍精矿、绿柱石中氧化锂的测定。测定范围为0.050%~2.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 4:Determination of lithium oxide contents.Flame atomic absorption spectrometry
YS/T 254的本部分规定了铍精矿、绿柱石中氧化钙含量的测定方法。 本部分适用于铍精矿、绿柱石中氧化钙的测定。测定范围为0.05%~2.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 6:Determination of calcium oxide content.Flame atomic absorption spectrometry
YS/T 254的本部分规定了铍精矿、绿柱石中三氧化二铁含量的测定方法。 本部分适用于铍精矿、绿柱石中三氧化二铁的测定。方法一的测定范围为>3.00%~10.00%;方法二的测定范围为0.50%~3.00
Methods for chemical analysis of beryllium concentrate and beryl.Part 2:Determination of ferric oxide content.EDTA titrimetry and sulfosalicylic acid spectrophotometry
本标准规定了绿柱石精矿的要求、试验方法、检验规则以及标志、包装、运输、贮存、质量证明书及合同(或订货单)内容。 本标准适用于绿柱石精矿
Beryl concentrate