Product Name: Hexahydrophthalic anhydride, HHPA, cyclohexanedicarboxylic anhydride, 1,2-cyclohexane- dicarboxylic anhydride, mixture of cis and trans.
CAS No: [85-42-7](cis-HHPA&trans-HHPA,trans-HHPA≤2%);[13149-00-3](cis-HHPA)
Formula:C₈H₁₀O₃
Formula Weight: 154.17
Properties: Soluble in benzene and acetone, etc. Sensitive to moisture. Specific gravity 1.18.
Application: Coatings, epoxy resin curing agents, adhesives, plasticizers, etc.
Package: Packed in 25 kg plastic drums or 220kg iron drums.

Cautions: Store in cool, dry places and keep away from fire and moisture.
Specification
Appearance       white solid
Content               ≥99.0 %
Iodine Value       ≤1.0
Free Acid            ≤1.0%
Chromaticity      ≤60# (Pt-Co)
Melting Point     34.0-38.0oC
Structure

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