Product Name: Phthalic anhydride, PA
Chemical formula : C8H4O3
Specification:
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Chemical Structure
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C8H4O3
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Test Items
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Test Standards
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Test Results
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Purity (%)
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≥99.5
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99.51
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Crystallization Point
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≥130
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132
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Free Acid (%)
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≤0.5
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0.398
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Thermal stability of color
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≤50
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≤50
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Melting of color
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≤20
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≤20
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Conclusion
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Conformed with the above standards
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Application: mainly used for the production of the phthalic ester series plasticizer,and the unsaturated ployester resins,alkyd resins,glusides,plastics,paints,dyes and medicine industries
Packing: 25kg/plastic bag.22MT/20FCL