Chromium potassium sulfate is the potassium double sulfate of chromium.
Chromium alum is used in the tanning of leather. It was also used in gelatine emulsions in photographic film as hardener.
Grade: ACS
Assay: 98.0 - 102.0%
Key Applications: Tanning of leather, Used in gelatine emulsions in photographic film as hardener
Product Type: Inorganics
Density: 1.89 g/cm3 (at 20°C)
Melting Point: 89°C (lit.)
Presentation: Black Crystals
Format: Crystals
Heavy Metals: <0.01% (as Pb)
Insoluble Matter: <0.01%
NOTES: Chloride (Cl) <0.002%, Aluminum (Al) <0.02%, Iron (Fe) <0.01%, Ammonium (NH4) <0.01%
Solubility: Soluble in water.
Storage & Handling: Store at Room Temperature(15-30°C)