TOOTHPASTES. PRECIPITATED SILICA. DETERMINATION OF SILICA (SIO2).
牙膏 沉淀二氧化硅 二氧化硅（SIO2）的测定
1995-04-24
GB/T 40915-2021
X射线荧光光谱法测定钠钙硅玻璃中SiO2、Al2O3、Fe2O3、K2O、Na2O、CaO、MgO含量
Determination of SiO2，Al2O3，Fe2O3，K2O，Na2O，CaO，MgO content of soda-lime-silica glass by X-ray fluorescence spectrometric method
2021-11-26
GOST 22291-2021
Стекло кварцевое. Метод определения химической устойчивости
石英玻璃 М测定化学稳定性的方法
GOST 22292-2021
Стекло кварцевое прозрачное. Метод определения устойчивости к потемнению после термической обработки
二氧化硅透明玻璃 热处理后变黑稳定性的测定方法
SJ/T 10924-1996
电子工业用硅酸钾溶液中二氧化硅含量的测定方法
Potassium silicate solution for use in electronic industry -- The methods of determination for silica content
1996-11-20
DIN 52342-6
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, determination of CaO and MgO
玻璃生产原材料的测试；含至少98%二氧化硅的砂质石英的化学分析 CaO和MgO的测定
1980-01-01
DIN 52342-5
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, determination of titanium(IV)-oxide TiO<(Index)2>
玻璃生产原材料的测试；含至少98%二氧化硅的砂质石英的化学分析 钛（IV）-氧化物TiO的测定<（指数）2>
1980-01-01
DIN 52342-3
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica; determination of Al<(Index)2>O<(Index)3>
玻璃生产原材料的测试；含至少98%二氧化硅的砂质石英的化学分析；测定Al<（指数）2>O<（指数）3>
1988-05-01
DIN 52342-7
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, determination of NA<(Index)2>O and K<(Index)2>O
玻璃生产原材料的测试；含至少98%二氧化硅的砂质石英的化学分析 NA<（指数）2>O和K<（指数）2>O的测定
1980-01-01
DIN 52342-4
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, determination of the total content calculated as iron(III)-oxide Fe<(Index)2>O<(Index)3>
玻璃生产原材料的测试；含至少98%二氧化硅的砂质石英的化学分析 以铁（III）-氧化物Fe<（指数）2>O<（指数）3>计算的总含量的测定
1980-01-01
DIN 52342-2
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, fusion process for the determination of Al<(Index)2>O<(Index)3>, Fe<(Index)2>O<(Index)3> and TiO<(Index)2> as we-ll as CaO, MgO, Na<(Index)2>O and K<(Index)2>O
玻璃生产原材料的测试；含至少98%二氧化硅的砂质石英的化学分析 测定Al<（指数）2>O<（指数）3>、Fe<（指数）2>O<（指数）3>和TiO<（指数）2>的熔融过程 以及CaO、MgO、Na<（指数）2>O和K<（指数）2>O