Aluminium Sulfate CAS#7784-31-8

Aluminium Sulfate CAS#7784-31-8

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High Water Solubility – Easily dissolves in water, making it convenient for various aqueous applications.

Chemical Stability – Remains stable in water and does not dissolve in ethanol or pure sulfuric acid.

Controlled Hydrolysis – Slowly hydrolyzes in aqueous solutions, allowing for gradual reactivity when needed.

Thermal Decomposition – Decomposes predictably at high temperatures (around 770°C) into useful byproducts like aluminium oxide, sulfur trioxide, and sulfur dioxide.
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Product Description

Melting point

86 °C

Density

1,69 g/cm3

Bulk density

820kg/m3

Storage temp

Sealed in dry,Room Temperature

Solubility

364g/l

Form

Powder/Solid

Color

White

Specific Gravity

1.69

PH Range

3 - 4

PH

2.5-4.0 (20g/l, H2O, 20℃)

Water Solubility

Soluble

Sensitive

moisture sensitive

InChI

InChI=1S/2Al.3H2O4S.18H2O/c;;3*1-5(2,3)4;;;;;;;;;;;;;;;;;;/h;;3*(H2,1,2,3,4);18*1H2/q2*+3;;;;;;;;;;;;;;;;;;;;;/p-6

InChIKey

AMVQGJHFDJVOOB-UHFFFAOYSA-H

SMILES

S([O-])([O-])(=O)=O.S([O-])([O-])(=O)=O.S([O-])([O-])(=O)=O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3]

CAS DataBase Reference

7784-31-8(CAS DataBase Reference)

EPA Substance Registry System

Sulfuric acid, aluminum salt (3:2), octadecahydrate (7784-31-8)

Safety Information

Hazard Codes

N-Xn,Xi,N,Xn

Risk Statements

51/53-41-36/37/38-22

Safety Statements

61-37/39-29-26-39

RIDADR

UN3260 - class 8 - PG 3 - RQ - Corrosive solid, acidic, inorganic, n.o.s., HI: all

WGK Germany

1

RTECS

WS5697000

HS Code

2833 22 00

Toxicity

LD50 orally in Rabbit: > 5000 mg/kg

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