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Product Description
ZC-Phthalic Anhydride is mainly used as a raw material for plasticizers(approximately60%proportion),and can be used to synthesize DOP,DBP and other products for flexible PVCgoods.It is also applied in the resin industry for the production of coatings,fiberglass reinforcedplastics and other materials.In addition,it serves as an intermediate fordyes,pigments,pharmaceuticals,pesticides and sodium saccharin.It can also be used as an epoxyresin curing agent,rubber scorch retarder and analytical reagent.
Product Characteristics
| Item | Specification |
| Appearance | White needle-like or flake crystals with a slight pungent odor; sublimes at room temperature |
| Melting Point | 131.6 ℃ |
| Boiling Point | 284.5 ℃ |
| Density, 20℃ | 1.527 g/cm³ |
| Solubility | Insoluble in cold water and gasoline; slightly soluble in diethyl ether; freely soluble in ethanol, acetone, benzene, pyridine and carbon disulfide; hydrolyzes to phthalic acid in boiling water or after prolonged contact with water. |
| Chemical Properties | Typical anhydride reactions (hydrolysis, alcoholysis, aminolysis); flammable; dust may form explosive mixtures with air |
| Purity, Industrial Grade | ≥ 99.5% |
| Purity, Premium Grade | ≥ 99.8% |
| Free Acid | ≤ 0.2% |
| Melting Range | 130 – 132 ℃ |
We cooperate with multiple well-known domestic suppliers
Our products have passed various industry certifications
