Melting point :92 °C(lit.)
Boiling point :200°C
Density :1.757 g/mL at 25 °C(lit.)
bulk density :900kg/m3
storage temp. :Store at +5°C to +30°C.
solubility :H2O: soluble0.5M, clear, colorless
form :Solid
Specific Gravity :1.757
color :White
Odor :Odorless
PH Range :3.3
PH :3.0-3.5 (25℃, 50mg/mL in H2O)
Water Solubility :140 G/L (20 ºC)
Thermal Conductivity :2.092 W/(m·K)
Merck :14,360
Stability :Stable. Incompatible with steel, aluminium, copper, zinc, bases, strong oxidizing agents.
Cosmetics Ingredients Functions :ASTRINGENT
InChI :1S/Al.K.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4
InChIKey :GNHOJBNSNUXZQA-UHFFFAOYSA-J
SMILES :O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O
LogP :-1.031 (est)
CAS DataBase Reference :7784-24-9(CAS DataBase Reference)
NIST Chemistry Reference :potassium aluminum sulfate dodecahydrate(7784-24-9)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection.