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Maleic anhydride is an important organic chemical raw material and is mainly used to make unsaturated polyester resin, paint, paper treatment agent, medicine, food additive, artificial leather and marble.Molecular formula: C4H2O3Molecular weight: 98.06Quality standards of maleic anhydride: GB3676-92Property specification: excellent, first grade, qualifiedAppearance: white, light yellow piece or sliced crystalContent (based on maleic anhydride): ≥99.5, 99.0, 98.5Molten color: ≤25, 50, 100Solidification point: ≥52.4°C, 52.0°C, 51.5°CAsh: ≤0.005%, 0.005%Fe content: ≤5ppm
Maleic anhydride is an important organic chemical raw material and is mainly used to make unsaturated polyester resin, paint, paper treatment agent, medicine, food additive, artificial leather and mar