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TOXICOLOGICAL PROFILE FOR CHROMIUM - Davidborowski.com

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<strong>CHROMIUM</strong> 2703. CHEMICAL AND PHYSICAL IN<strong>FOR</strong>MATIONTable 3-2. Physical and Chemical Properties of Chromium andCompounds (continued)PropertyPotassium dichromate(Chromium(VI))Sodium chromate(Chromium(VI))Sodium dichromate,dihydrate(Chromium(VI))Molecular weight 294.18 161.97 298.00Color Red Yellow RedPhysical state Solid Solid SolidMelting point 398 EC 792 EC 356.7 ECBoiling pointDe<strong>com</strong>poses at500 ECNo dataDe<strong>com</strong>poses at400 ECDensity g/cm 3 2.676 (25 EC) 2.710–2.736 c 2.52 (13 EC)Odor No data No data No dataOdor threshold:WaterAirNo dataNo dataNo dataNo dataNo dataNo dataSolubility:WaterOrganic solvent(s)4.9 g/100 cc at 0 ECInsoluble in ethanol andacetone87.3 g/100 ccat 30 ECSoluble in methanol230 g/100 cc at 0 ECInsoluble in ethanolPartition coefficients:Log K owLog K ocNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableVapor pressure No data No data No dataHenry’s law constant Not applicable Not applicable Not applicableAutoignition temperature No data No data No dataFlashpoint No data No data No dataFlammability limits No data No data No dataConversion factors No data No data No dataExplosive limits No data No data No data

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