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7778-80-5 - Potassium sulfate, 99% - A13975 - Alfa Aesar

A13975 Potassium sulfate, 99%

CAS-Nummer
7778-80-5
Synonyme

Größe Preis ($) Menge Verfügbarkeit
1000g 29,56
5000g 74,57
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Potassium sulfate, 99%

MDL
MFCD00011388
EINECS
231-915-5

Chemische Eigenschaften

Formel
K2SO4
Molmasse
174.27
Schmelzpunkt
1069°
Siedepunkt
1689°
Dichte
2.662
Löslichkeit
Soluble in water and glycerol. Insoluble in alcohol, acetate and carbon disulfide.

Anwendungen

Potassium sulfate is used in the production of fertilizers (i.e. providing potassium and sulfur), potassium alum, potassium carbonate and glass. In analytical chemistry, it is used in the determination of nitrogen by the Kjeldahl method and protein in foodstuffs. Also, it is used in the electrostatic effects on pKa values of amino acid residues in the staphylococcal nuclease. It is used in the separation of protein through electrophoresis and also serves as a laboratory reagent.

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

Almeelbi, T.; Bezbaruah, A. Aqueous phosphate removal using nanoscale zero-valent iron. J. Nanopart. Res. 2012, 14 (7), 1-14.

West, M. E.; Mauer, L. J. Development of an integrated approach for the stability testing of flavonoids and ascorbic acid in powders. Food Chem. 2011, 129 (1), 51-58.

Weitere Referenzen

Merck
14,7674
Harmonized Tariff Code
2833.29
TSCA
Yes
RTECS
TT5900000

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Kürzlich angesehen

Chemikalien

Life science

Metalle und Stoffe

Katalysatoren

Forschungs- und Laborbedarf