Description : Phthalic Anhydride is a colorless solid organic compound which is a very important industrial chemical used in the production of plasticizers for plastics. It’s a chemical intermediate used in pharmaceutical industry also. Application : Plasticizers , Copper Phthalocyanine Blue (CPC), Unsaturated Polyester Resin (UPR), Alkyd Resin, Polyester Resin, Paints, Phthalimide, Anthranilic Acid, Dyes Intermediate. Packing : 25 Kg Bag Packing Specifications : No. Properties Method No. Unit Max/Min Specification 1 Physical Appearance Snow white free flowing flakes 2 Colour of molten material ASTM D-3366-95 Reapproved2003 APHA Max 20 3 Colour of molten material at 250 oC for 90 minutes ASTM D-3366-95 Reapproved2003 APHA Max 60 4 Solidification point ASTM D-6875-08 °C Min 130.80 5 Purity as C8H4O ( by GC ) WI/QCL/043 % wt Min 99.80 6 Maleic Anhydride & other oxidisable impurities WI/QCL/043 % wt Max 0.05 7 Ash Content ASTM D-5347-95 Reapproved2006 ppm Max 50* 8 Iron Content WI/QCL/031 ppm Max 2* * Specification if customer desires. MSDS