PotassiumBromide intro: molecularformula：KBr molecularweight：119 H.S.CODE：2827.5100 Usage：Thisproductisusedassensitiveemulsionofcinemafilmandphotographicfilm,orforformulatingdeveloperandusedassedativeetc.Inmedication Specifications： Medicalgrade Photograde Content 99%min 99.5%min Lossondrying 0.5%max 0.3%max Chloride 0.5%max 0.2%max Sulphate 0.2%max Bromate 100ppmmax 100ppmmax Heavymetal(Pb) / 10ppmmax As / 4ppmmax Mercury / 3ppmmax Iodide / 50ppmmax Microelement / 0.5ppmmax PH 5.5-8.5 5.5-8.5 Properties:Thisproductiswhitecrystal.Itisfreeofsmellandtastessaltyandslightlybitter,withspecificgravity2.75(25℃)，meltingpointof734℃，andboilingpointof1435℃，Itcandissolvewaterandglycerine,hardlydissolvesinalcoholandetherwithslightlydeliquescenceandundersunlightitwillbecomeyelloweasily.Theproductshouldbecompletelypackedandstoredinventilatedanddrystorehouses,andguardagainstdampandkeepindarkplace,incaseoffireitcanbeputoutbywater. Packing:25KgPP+PEbagorHDPEbag