1,Structural formula:
 

2, Physicochemical property: White crystal powder, specific gravity is 1.79. slightly soluble in water, easy soluble in ethyl alcohol, slightly soluble in ether.
3, Use: It is organic intermediate in making deadening agent of powder coating, polyester, polyamide, polyimide resin and tetraoctyl pyromellitate plasticizer.
4, Quality standard: Q/HRX01-2000

5, packing and storing: Lining plastic and out weaven bag, the net weight is 25kg/bag, 800 kg/bag, in cool, dry place of heatproof, far from heat source.
6, Productivity: 800 tons/year.