Aluminum ammonium sulfate CAS NO.7784-25-0

Product Name:    Aluminum ammonium sulfate
Synonyms:    aluminiumammoniumsulfate;aluminumammoniumalum;exsiccatedammoniumalum;monoammoniummonoaluminumsulfate;sulfuricacid,aluminumammoniumsalt;Sulfuricacid,aluminumammoniumsalt(2:1:1);ǎn míng fán;aluminumammoniumdisulfate
CAS:    7784-25-0
MF:    AlH4NO8S2
MW:    237.15
EINECS:    232-055-3
Product Categories:    Inorganics
Mol File:    7784-25-0.mol
 

Melting point     93.5℃
density     1.64
form     white powder
Water Solubility     slightly soluble H2O; insoluble EtOH [CRC10]
CAS DataBase Reference    7784-25-0(CAS DataBase Reference)
EPA Substance Registry System    Ammonium alum (7784-25-0)
Safety Information
Hazardous Substances Data    7784-25-0(Hazardous Substances Data)

Description    Ammonium aluminum sulfate, NH4AI(S04)2·12H2O, is colorless, odorlesswater-soluble crystals. Also known as ammonium alum,aluminumammonium sulfate,it is used in manufacturing medicines and baking powder, and in dyeing,tanning,andpapermaking.
Chemical Properties    Colorless crystals; odorless; strong astringent taste. Soluble in water and glycerol; insoluble in alcohol.
Uses    Aluminum Ammonium Sulfate is a general purpose food additive that functions as a buffer and neutralizing agent. its solubility is 1 g in 7 ml of water at 25°c and 1 g in 0.3 ml of boiling water. it is used in baking powders.
Safety Profile    Irritating if inhaled or ingested. Upon decomposition it emits toxic fumes of NOx and SOx,.