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      日本性交电影_大香蕉在线精品_人妻久久黄视频_有码A级

      logo_Jiangsu Zhengdan Chemical Industry Co., Ltd.

      Stock code : 300641

      Hot products:Vinyltoluene (VT) , High-flash aromatic naphthas (SA) , Trimellitic anhydride (TMA)-White or yellowish Flake ,
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      Pseudocumene (PSC)

      Chemical name: 1,2,4-Trimethylbenzene (TMB)
      Molecular formula: C9H12
      Molecular weight: 546.78
      Structural formula:
      UN No.: 3295
      CAS NO.: 95-63-6
      Physical and chemical properties: Appearance: colorless transparent liquid
      Density (20 oC): 0.875-0.876 g/cm³
      Flash point (closed): 48 oC
      Boiling point: 169.4 oC
      Solubility: insoluble in water, soluble in ethanol, ether and benzene.
      Characteristics: good dissolving power and low volatility.
      Applications: PSC is mainly used for synthesis of trimellitic anhydride, resin, dyes, vitamin E, etc. It can also be used as a solvent for paint.
      Application areas:

      High-grade paint
      High-grade paint

      Vitamin E
      Vitamin E

      Package: 170 kg/galvanized drum, ISO tank.
      Storage: It is a flammable liquid with high flash point and should be stored in a shady, cool and ventilative warehouse. Keep away from fire, heat sources and oxidants.
      Quality index:
      Item Specification
      Appearance Colorless transparent liquid
      Density (20 oC),g/cm³ 0.875-0.876
      PSC content, w/% ≥ 99.0

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      日本性交电影_大香蕉在线精品_人妻久久黄视频_有码A级
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