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BTDA
Chemical Name: 3,3',4,4'- diphenylketone tetrazoic anhydride CAS NO: 2421-28-5 Molecular Formula: C17H6O7 Molecular Weight：322.23 Structural Formula: Indexes: Appearance:white powder; Purity: above 99.0% Water :below 0.1% Melting point: 218-222 ℃; Application: This product is a polyimide monomer, which can be used as a monomer for the preparation of polyimide special polymer functional materials, which is mainly used in the materials of heat resistant polymers. Package: Avoid light in room temperature to isolate air storage. 2.5kg/Aluminum Foil Bag LastBisAPAFNext11111脂环胺盐（4号硫化剂） |
