• <tfoot id="2burl"><var id="2burl"></var></tfoot>
  • <center id="2burl"></center>
    <sub id="2burl"></sub>
    
    
    1. <center id="2burl"></center>

      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 ,
      zhengdanchem.com
      Products
      Home >> Products

      Trimellitic anhydride (TMA)-White or yellowish?Pastille

      Molecular formula: C9H4O5
      Structural formula:
      CAS No.: 552-30-7
      Physical and chemical properties: Appearance: white or yellowish pastille.    Advantages: no irritating odor, no dust,  good fluidity.
      Solubility: soluble in hot water, acetone, N,N-dimethylformamide, cyclohexanone, cyclohexanone, soluble in absolute ethanol and reactive with it.  
      Applications: TMA is mainly used to produce plasticizer such as TOTM, polyester resin for powder coating, polyamide-imide resin for insulating varnish (wire enamel), water-soluble alkyd resin coating, epoxy curing agent, lubricant, etc.
      Application areas:

      Powder coating
      Powder coating

      Enameled wire paint
      Enameled wire paint

      Package: 25kg /paper-plastic compound bag, 500 kg or 1000 kg woven bag.
      Quality index:
      Item Quality index
      Appearance white or yellowish pastille
      Acid value, mgKOH/g ≥ 873.00
      Anhydride content, wt% ≥ 98.00
      Melting point, ℃ ≥ 164.0
      Melt color, (Pt-Co) ≤ 120
      PA content, ppm ≤ 100 (Superior≤50)

      Go
      TOP

      日本性交电影_大香蕉在线精品_人妻久久黄视频_有码A级
    2. <tfoot id="2burl"><var id="2burl"></var></tfoot>
    3. <center id="2burl"></center>
      <sub id="2burl"></sub>
      
      
      1. <center id="2burl"></center>