Chromium sulfate
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| Chromium sulfate | |
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| Identifiers | |
| CAS number | [10101-53-8] (hydrate) |
| Properties | |
| Molecular formula | Cr2(SO4)3 |
| Hazards | |
| EU classification | Irritant (XI) |
| R-phrases | R22 R36 R37 R38 |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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Chromium(III) sulfate (Cr2(SO4)3) is commonly used as a leather preservative. It is often associated with cancer of the respiratory tract, skin ulcers, and renal failure. Smithsonian Magazine (November 2007) reports it to be a major source of effluent pollution in the Ganges River in Kanpur, India. A salt of chromium (Cr2(OH)SO4), in the form of green crystals that are soluble in water and form an acid solution. It is used in chrome tanning.[1]
[edit] References
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