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Phthalic anhydrideYou are here: Home - Chemical Category- Phthalic anhydride
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Phthalic anhydride
Author: Tianhe chemical sources: original date:2012-04-11
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Product name: Phthalic anhydride (Abbreviation: PA)
Molecular formula: C8H4O3
Molecular weight: 148.12
Appearance: White acicular crystal, specific gravity 1.527 (4℃).
Melting point 130.8℃, boiling point 284.5℃, easily sublimated, slightly soluble in water, easily soluble in hot water and hydrolyzed to phthalic acid, soluble in ethanol, benzene and pyridine, slightly soluble in ether.
Packing: Woven bag lined with plastic, 25kg/bag.
Storage and transportation: Stored in dry and ventilated warehouse. Avoid fire, moisture, sunlight and rain. Keep the integrity of packaging. Wear protective equipments in handling. Do not contact with skin and inhale.
Storage period: Within three months from the date of production.
