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  Benzoyl peroxide
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Product Name: Benzoyl peroxide
Alias: Benzoyl peroxide;Dibenzoyl peyoxide:Benzoyl Superoxide
Structural formula:
Molecular formula: C14H10O4
Molecular weight: 242.23
Property: White crystalline powder. Melint point:103-106°C(decompose)slightly soluble in water,ethanol,soluble in aether, acetone, chloroform and benzene,active oxygen:6.62%,decompose at 72 °C(half life period: 10 hours), activation energy:125.6KJ/mol.
Specification: According to quality index, it is divided into reagent grade, food grade and industrial grade;According to appearance it is divided into powder, grain, crystal and paste
Quality standards:
Item Reagent grade Food grade Industrial grade
  Chemical pure   First quality
Content(base on dry product)%°C 98 97 98.2
Water content% 30±2 25-30 27±2
Total chlorosity %≤     0.3
Chloride ion%≤     0.25
Chlorid ≤ 0.1%    
Benzoic acid ≤ 1.5%    
Melting point: °C 103-106    
AS %≤   0.0003  
Heavy metal(base on pb)%≤   0.004  
Pb %≤   0.001  
Use: Mainly used in flour bleaching, grease refinement and plastic sheet aggregation; used in the starting od plastic monomer, curing of polyester and epoxy resin. Also used as catalyst of polyester, epoxy, ion exchange and acrylic resin, used as crosslinking agent.
Packing: 20kg carton lined with PE plastic bag: 5kg×4
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