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PHTHALIC ANHYDRIDE
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PHTHALIC ANHYDRIDE
Special property:
Appearance: White slice
Purity: 99.5% Min
Chromaticity(melting): ≤20
Heating stable chromaticity: ≤50
Crystallize point(℃): ≥130.5℃
Free acid content: ≤0.5%
Ash content: ≤0.05%
SO4 chromaticity: ≤20
Usage: Mainly used for the making of plasticizer, resins, painting, medicine and dyestuffs, pigments etc.
Packing: In 40Kgs p.w.bag