| Identification |
| Name: | Sulfuric acid,chromium(3+) potassium salt (2:1:1), dodecahydrate (8CI,9CI) |
| Synonyms: | Chromiumpotassium alum (KCr(SO4)2.12H2O);Chromium potassium disulfate dodecahydrate;Chromium potassium sulfate (CrK(SO4)2), dodecahydrate;Chromium potassiumsulfate (KCr(SO4)2) dodecahydrate;Monopotassium monochromium disulfatedodecahydrate;Potassium chromium disulfate dodecahydrate; |
| CAS: | 7788-99-0 |
| EINECS: | 233-401-6 |
| Molecular Formula: | CrK(SO4)2.12H2O |
| Molecular Weight: | 499.38 |
| InChI: | InChI=1/Cr.K.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4 |
| Molecular Structure: |
 |
| Properties |
| Density: | 1.83 |
| Stability: | Stable. Incompatible with magnesium, aluminium. |
| Solubility: | 24 g/100 mL (15 ºC) in water |
| Appearance: | grey crystals |
| Storage Temperature: | Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed. |
| Safety Data |
| Hazard Symbols |
Xi:Irritant
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