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      无码专区—va亚洲v专区网站,精品尤物在线观看不卡,精品第一国产综合精品蜜芽,国产精品综合第一页
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       Dimethyl sulfate
      +
       Nitromethane
      +
       Sodium sulfate
      +
       Sulfuric acid
      +
       Dimethyl ether
       
       
      Dimethyl sulfate

      Our Dimethyl sulfate (DMS) are made by new sulfur method.

      Molecular formula:(CH3)2SO4
      Molecular weight:126.1

      1, Properties
      colorless transparent oily liquid, Boiling point 188oC(decompose),Freeze point:-27oC, Specific gravity in 20oC:1.3322, slight soluble in water, Solubility in 18oC 2.8g/100ml.

      2, Quality standard

      Name Value
      Appearance colorless transparent oily liquid
      Assay(%) ≥99
      Acidity(%) ≤0.5
      Boiling range: percent recovered in 182-192oC的 %(V) ≥90
       
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