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               Disodium tetrabrom
               Cyclopentyl Chlori
               Trimethylacetic ac
               Chlorinated Polyet

            Tetrabromophthalic anhydride

            Alias: 4,5,6,7-Tetrabromo-1,3-isobenzofurandione; Tatrabromophthalic anhydride
            Product pictures:
            Molecular formula: C8Br4O3
            Molecular weight: 463.7
            Properties: it is white or light yellow powder; melting point: 270-281℃; soluble in nitrobenzene, dimethylformamide, lightly soluble in acetone, methylbenzene, dimethylbenzene, methyl alcohol, dioxane, tetrahydrofuran and acetic acid
            Product index: Q/320928CGY001-2003
            Item Index
            appearance white or light yellow powder
            bromine content%≥ 67
            melting point ℃≥ 270
            sulfate radical%≤ 0.3
            moisture %≤ 0.2
            Product features: It has features of high bromine content, low additive amount and fine flame retardant efficiency. In addition it has fine light and heat stability, mechanical property and electrical insulation property. It is environmental friendly.
            Product uses: It is reaction type fire retardant used in polyester, unsaturated polyester and epoxy resin. And it is used as adding type fire retardant in polystyrene, polypropylene, polyethylene and ABG resin. In addition, it is used in other engineering plastic, synthetic material and other fine chemical synthesis.
            Packaging, storage and transportation: polyvinyl plastics inner bag and woven bag; 25kg/bag or on requirement; should be preserved in dry and ventilated place