Phthalic anhydride is an organic compound, C8H4O3, which is a circular anhydride formed by the dehydration of phthalic acid molecules. Phthalic anhydride is a white solid, it is an important raw material in the chemical industry, especially used in plasticizer manufacture. HS code for PA is 2917350000. As one of the best phthalic anhydride suppliers in China, Douwin has many high-quality products. If you are interested in phthalic anhydride, please contact us.
The danger of combustion in case of high heat, open flame, or contact with an oxidizer
The eighth category of dangerous goods
|Phthalic Anhydride Cas Number (Cas No.)||85-44-9|
|Phthalic Anhydride UN Number||2214|
|Phthalic Anhydride Molecular Formula||C8H4O3|
|Phthalic Anhydride Formula Structure|
|Phthalic Anhydride Molecular Weight||148.11|
|Phthalic Anhydride IUPAC Name||2-benzofuran-1,3-dione|
|Phthalic Anhydride Synonyms||Phthalic Acid Anhydride|
|Phthalic Anhydride Density At||1.53 g/cm³|
|Phthalic Anhydride Boiling Point||284℃|
|Phthalic Anhydride Melting Point||130.8℃|
As one of the most professional phthalic anhydride suppliers in China, Douwin has great solutions for phthalic anhydride storage and delivery. For the package, PA is available in 25kg/bag, 500kg/bag. Welcome to contact us for more information about phthalic anhydride storage and delivery. Douwin is your reliable phthalic anhydride manufacturer/supplier.
Phthalic Anhydride is made from phthalates or naphthalene.
It is widely used in the production of plasticizers and pigments. It can also be used as a scorch retarder, light stabilizer and heat stabilizer.
If exposed to phthalic anhydride, it may cause acute irritation to personnel, including irritation to eyes, respiratory tract and skin, but no permanent damage has been observed.
There are three ways of the phthalic anhydride production process: Ortho-xylene process, naphthaline process and mixing process.
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