Aluminium Sulfate Properties, Molecular Formula, Applications - WorldOfChemicals

Aluminium Sulfate Properties

Aluminium Sulfate

Sodium Carbonate -Molecule 3D Struture
Molecule Structure Image



Aluminium sulfate is an industrial chemical used as a flocculating agent in the purification of drinking water and waste water treatment plants, and also in paper manufacturing. It is used as a mordant in dyeing and printing textiles. Aluminium sulfate is the active ingredient of some antiperspirants. It is usually found in baking powder, where there is controversy over its use due to concern regarding the safety of adding aluminium to the diet. In construction industry it is used as waterproofing agent and accelerator in concrete. Another use is a foaming agent in fire fighting foam. It is also used in styptic pencils, and pain relief from stings and bites. It can also be very effective as a molluscicide, killing spanish slugs.

Chemical Properties

Acidity 3.3-3.6
Appearance White Crystalline Solid
Boiling Point 330 °C
CAS Number 10043-01-3
Density 2.672 g/cm3
EINECS Number 233-135-0
IUPAC Name Aluminium Sulfate
InChI 1S/2Al.3H2O4S/c;;3*1-5(2,3)4/h;;3*(H2,1,2,3,4)/q2*+3;;;/p-6
Melting Point 770 °C
Molar Mass 342.15 g/mol
Molecular Formula Al2O12S3
Other_Cations Gallium Sulfate;Magnesium Sulfate
RTECS Number BD1700000
Refractive n20/D 1.47
Solubility 36.4 g/100 ml
Synonyms Cake Alum;Filter Alum;Papermaker's Alum;Alunogenite;Aluminium Sulfate;Tai-Ace S 150;Nalco 7530;Aluminum Sulfate;Aluminum Sulphate;Fertosan;Aluminum Alum;Sulfuric Acid, Aluminum (3+) Salt;Sulfuric Acid, Aluminum Salt;Dialuminum Sulfate;Aluminum Trisulfate;Dialuminum Trisulfate;Alum;Aluminium Sulphate