Phthalic Anhydride(PA) CAS 85-44-9 - Phthalic Anhydride - Shanghai Kunray Chemical Co., Ltd.

Phthalic Anhydride(PA) CAS 85-44-9


    Category: 1639501

Details

Product: Phthalic Anhydride (ox base)
CAS NO.:85-44-9
Test Method: GB/T15336-2013
Bach code: 230302-4

The product is produced by o-xylene oxidation. It is a white crystalline solid at room temperature. It will be turned into acid by water.
A raw material for plasticizers, unsaturated polyester resins (UPR), alkyd resins and dyes and pigments. It is widely used in products such as solvents for paint, insect repellents, pharmaceutical chemistry, hardeners.
Items Specifications Test result
Appearance White flake or
Crystalline powder
White flake or
Crystalline powder
Melting color(Pt/Co) 20 APHA Max. 20#
Heating color(Pt/Co) 50 APHA Max. 40#
Sulphuric acid colour index (Pt/Co) 40 APHA Max. 10#
Solidification point 130.5 Degree C Min. 130.9
Purity 99.50% Min. 99.96%
Free acid 0.20% 0.06%


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