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Material Database:
Chromium(III) potassium sulfate Dodecahydrate
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| Type |
Chelating compound |
| Producer |
SUPELCO by Sigma-Aldrich
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| Status |
Available |
| Material |
Solid |
| Reference |
243361 |
| Catalog (Web) |
http://www.sigmaaldrich.com/catalog/search/ProductDetail/A
LDRICH/243361 |
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Description
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ACS reagent, ≥98% Synonym Chrome alum
Potassium chromium(III) sulfate Dodecahydrate
Molecular Formula CrK(SO4)2 · 12H2O
Molecular Weight 499.40
assay 98.0-102.0% (ACS specification)
insolubles ≤0.01%
mp 89 °C (lit.)
Cl- ≤0.002%
Al ≤0.02%
Fe ≤0.01%
NH4+ ≤0.01%
heavy metals (as Pb) ≤0.01%
WGK Germany 2
Swiss Poison Class 3 References: Aldrich MSDS 1, 472:A / Corp MSDS 1 (1), 882:B / RegBook 1 (3), 3443:E / Sax 6, 2272
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Package |
100, 500 g in poly btl
5 g in glass btl
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