China Succinic Anhydride

Basic informationChemical nameSuccinic anhydrideFormulaC4H4O3SynonymsButanedioic anhydride;Succinic acid anhydride;SAA CAS.No.108-30-5 EINECS No.203-570-0 Molecular weight100.07Physical propertiesAppearanceWhite flakes or light yellow flakesDensity,20ºC,g/cm31.572Boiling point,ºC261Melting point,ºC118~121Flash point,ºC157Solubility<0.1 g/100 mL at 21 ºC (decomposes) SpecificationItemsPharma. gradeIndustry gradeAppearanceWhite flakesLight yellow flakesAssay (GB),%≥99.5/Assay,%98.0~102.0≥98.0Melting range,ºC117-120118-121Residue on ignition, %≤ 0.1≤ 0.1Heavy metals, ppm≤ 15≤ 20Color≤ 10≤ 15 ApplicationPharm.filedCan be used in the production of vitamin A and sulphonamide,etc.Pesticides fieldCan be used in the production of fungicides, pesticides and plant growth regulators,etc.Industry fieldAs raw materials of coating,synthetic resin and dyes,etc. Package25kg/bag, 20mt per 20'ft;25kg/fibre drum,12mt per 20'ft;