Tetrahydrophthalic anhydride(THPA)
CAS No.: [85-43-8]
Synonyms: 1,2,3,6-Tetrahydrophthalic anhydride
Molecular formula: C8H8O3
Molecular weight: 152.15
Specification:
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Appearance: white flake
Melted color (Hazen): 60 max.
Content: 99.0% min.
Melting point: 100 ± 2 °C
Acid content: 1.0% max.
Ash: 10 ppm max.
Iron: 1 ppm max.
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Packing: net 25kg, net 500kg, net 1000 kg bag
Usage: Coating, epoxy resin curing agent, polyester resin, adhesive, plasticizer, and pesticide, etc.
Molecular structure:
