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Colloidal Silicon Dioxide, chemical structure, molecular formula, Reference Standards
瀏覽：670
日期：2026-04-21
Assay— Transfer about 500mg of Colloidal Silicon Dioxide to a tared platinum crucible,ignite at 1000±25 for 2hours,cool in a desiccator,and weigh.Add 3drops of sulfuric acid,and add enough alcohol to just moisten the sample completely.Add 15mLof hydrofluo...看更多
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