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                    HuBei XianLong Chemical Industry Co.,LTD
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                    Tetrachlorophthalic anhydride

                    Synonyms: tetrachloro-1,2-benzenedicarboxylic acid anhydride; niagathal; 4,5,6,7-tetrachloro-1,3-isobenzofurandione;
                    Structural formula:

                    Molecular weight: 285.9
                    Index:

                    Index name

                    Index

                    Appearance

                    white crystal or colorless prism needle-like

                    Assay

                    ≥99%

                    Melting point

                    254-256℃

                    Boiling point

                    371℃

                    Flash point

                    362℃

                    Loss on drying

                    ≤0.5%

                    Free chlorine

                    ≤10ppm

                    Fe

                    ≤10ppm

                    Alkali insoluble matter

                    ≤0.5%

                    HCB

                    ≤0.1%

                    Uses: mainly used in intermediate of drug, pesticide , dye, pigment, fire retardant of resin, plastic reinforcing agent
                    Packing: 25kg/paper-plastic laminated bag; 40kg/paper-plastic laminated bag; 750kg/bulk bag

                     

                     
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