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Maleic anhydride

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  Post Date: May 22,2017
  Expiry Date: Nov 18,2017
  Detailed Description: Cas No. :108-31-6
CAS RN.: 108-31-6
Molecular Formula: C4H2O3
Molecular Weight: 98.06
More Information: 
Maleic anhydride is an important organic chemical raw material and is mainly used to make unsaturated polyester resin, paint, paper treatment agent, medicine, food additive, artificial leather and marble.
Quality standards of maleic anhydride GB3676-92

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 specification
excellent first grade qualified
Appearance white,light yellow piece or sliced crystal
content(based on maleic anhydride)≥ 99.5 99.0 98.5
molten colour ≤ 25 50 100
solidification point≥ ℃ 52.4 52.0 51.5
ash % ≤ 0.005 0.005 -
Fe content ppm ≤ 5 - -

  CAS Registry Number:

108-31-6
  Synonyms: ;2,5-Furandione;cis-Butenedioic anhydride;Sodium n-amylxanthate;MaleicAnhydride;MA;furan-2,5-dione;Maleic acid anhydride;
  Molecular Formula: C4H2O3
  Molecular Weight: 98.05808
  Molecular Structure: 108-31-6 Maleic anhydride
  Hazard Symbols:  C:Corrosive;
  Risk Codes: R22:;
R34:;
R42/43:;
  Safety Description: S22:;
S26:;
S36/37/39:;
S45:;

  Company: Shouguang Jinyu Chemical Co., Ltd.     [ China ]          
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