IPDB › China Industry › Chemicals
China, Chinese High Purity 99.5% CAS No. 85-44-9 Flakes PA O-Phthalic Anhydride Phthalic Anhydride1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Organic ChemicalsBenzene DerivativePhthalic AnhydrideO-Phthalic Anhydride
Gansu Huahui Chemical Co., Ltd.
Preview:
Product DescriptionProduct DescriptionPhthalic Anhydride Phthalic anhydride is an organic compound with molecular formula c8h4o3. It is a cyclic anhydride formed by intramolecular dehydration of phthalic acid. Phthalic anhydride is a white solid. It is an important raw material in chemical industry, especially in the manufacture of plasticizer. Hydrolysis,alcoholysis and ammonolysis can occur, and anthraquinone derivatives can be synthesized by reacting with aromatic hydrocarbons. It can also be prepared by air oxidation of o-xylene.SpecificationItemStandardProduct NameO-Phthalic Anhydride,Phthalic Anhydride,PAPurity≥99.5%EINECS No.201-607-5AppearanceWhite scale or crystalline powderMelting chromaticity number≤20Crystallization point oC≥130.8Thermal stability color number≤50Free acid%≤0.20Molecular FormulaC8H4O3ApplicationPlasticizer Manufacturing Raw Material.Curing agent for epoxy resin etc.1.Phthalic anhydride is one of the most important organic chemical raw materials, and its main derivatives are dibutyl phthalate; Dioctyl ester and diisobutyl ester are used as plasticizers for PVC, etc; It can also be used to produce unsaturated polyester resin; Alkyd resin; Dyes and pigments; Various paints; Food additives; Phenolphthalein, a laxative in medicine; Imiphos in pesticides; Clomazone and saccharin sodium, etc.2.Phthalic anhydride is used as curing agent of epoxy resin.Packing & Delivery25 kg net weight carton boxes or fiber drums with inner liner;Custom packaging is upon request;Transportation: Non-hazardous.FAQ1. What's your payment terms?T/T or L/C. 2. What's your delivery time? Usually we will arrange the shipment in 7 -15 days. 3. How about the packing? Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them,we will according to you. 4. How about the validity of the products? According to the products you ordered. 5. What documents you provide? Usually, we provide Commercial Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.If your markets have any special requirements, let us know.6. What is loading port? Usually is Shanghai,Qingdao or Tianjin.
Purchasing Request
Note: Send your purchase request, and we will screen suppliers or manufacturers for you free of charge...