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Catalog Number:
30225
CAS Number:
7788-99-0
Chromium(III) potassium sulfate dodecahydrate
Grade:
ACS reagent
Purity:
98 - 102% (Assay by titration)
Synonym(s):
Chrome Alum
Documents
$30.00 /100G
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Product Information

Chromium(III) potassium sulfate dodecahydrate is a versatile compound widely recognized for its applications in various industries. This compound, also known as chromic potassium sulfate or potash alum, is primarily utilized in the textile industry for dyeing and printing processes, where it acts as a mordant to enhance color fixation on fabrics. Additionally, it finds significant use in the leather tanning industry, providing improved dye uptake and color stability. Its unique properties, such as high solubility and stability, make it an ideal choice for researchers and professionals looking for reliable performance in their applications.

In the field of analytical chemistry, Chromium(III) potassium sulfate dodecahydrate serves as a reagent for various chemical reactions and analyses. Its role in catalysis and as a source of chromium ions is particularly valuable in environmental studies and metal recovery processes. With its multifunctional capabilities, this compound stands out as a preferred choice for those seeking efficiency and effectiveness in their industrial and research applications.

Synonyms
Chrome Alum
CAS Number
7788-99-0
Purity
98 - 102% (Assay by titration)
Grade
ACS reagent
Molecular Formula
CrK(SO4)2·12H2O
Molecular Weight
499.4
MDL Number
MFCD00149917
PubChem ID
24596
Melting Point
89 °C (Approx.)
Appearance
Violet or dark purple crystal
Conditions
Store at RT
General Information
Synonyms
Chrome Alum
CAS Number
7788-99-0
Purity
98 - 102% (Assay by titration)
Grade
ACS reagent
Molecular Formula
CrK(SO4)2·12H2O
Molecular Weight
499.4
MDL Number
MFCD00149917
PubChem ID
24596
Melting Point
89 °C (Approx.)
Appearance
Violet or dark purple crystal
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Chromium(III) potassium sulfate dodecahydrate is widely utilized in research focused on:

  • Water Treatment: This compound is effective in coagulation processes, helping to remove impurities and improve water clarity in municipal and industrial water treatment facilities.
  • Dyeing and Tanning: It serves as a mordant in the textile industry, enhancing the binding of dyes to fabrics, and is also used in leather tanning processes to improve durability and color retention.
  • Analytical Chemistry: Researchers use it as a reagent for various analytical techniques, including colorimetric analysis, to detect and quantify other metal ions in samples.
  • Pharmaceuticals: It plays a role in the formulation of certain medications, particularly in stabilizing compounds and enhancing bioavailability.
  • Food Industry: This compound is sometimes utilized as a food additive for its properties as a firming agent and preservative, particularly in processed foods.

Citations