日本在线看片免费人成视频1000,在线观看日本免费A∨视频,日本无吗中文字幕免费

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      1,2-epoxybutane...
      Trichloroethylene...
      Perchlorethylene...
      Trans-1,2-Dichloroethylene...
      A8 chemical blowing agent...
      High-purity propylene...
      Inhibition of flash point Tran...
      More
        Products

      Our quality can meet the requirement of purity 99.95%,the best quality of PCE IN China.
      Perchloroethylene 99.9%
      Appearance:colorless and transparent liquid
      Use:Dry clean ,Organic Impregnant,Cleanout,Desulfurize
      perchloroethylene
      Molecular Formula:C2CL4
      Appearance:colorless and transparent
      melting point:-22.2οC
      Boiling point :121οC
      Packing:PCE in 300kg/drum
      Use: Dry clean ,Organic Impregnant,Cleanout,Desulfurize
      Detailed Specification:

      Item

      Stamdard

      Result

      Purity %  ≥

      99.50

      99.95

      Water Wt % PPm % ≤

      50

      20

      Alkalinity, NaOH, % ≤

      0.03

      0.01

      Density P20/g/cm³

      1.615-1.625

      1.624

      colourHazen, ≤

      15

      10

      Non-volatile matter, % ≤

      0.005

      0.002


      日本在线看片免费人成视频1000,在线观看日本免费A∨视频,日本无吗中文字幕免费