COA Center
OR
MSDS/SDS Center
Deutsch
English
French
Korean
Portuguese
Spanish
Thai
Turkish
Advanced Search
Chemicals
Lab Chemicals by Category
Advanced Search
COA Center
MN Filter
Filtration
Rapid Tests
Chromatography
Company Profile
History
Vision, Values, Commitment
From Our Chairman
What We Offer
Privacy Policy
Manufacturing
Overview
Facility Tour
Certification
EHS
Our Integrated Management System
Support
Catalogs & Price Lists
Product Brochures
Packings
Contact Us
Find a Dealer
Safety Tips
Storage Practices
Categorical Storage
Recommendations
Resources
Hazard Symbols
GHS Labeling
Precautionary Statements
Hazard Statements
Conversion Charts
Fractions
Particle Size
Periodic Table
MGT-7 Form
ALUMINIUM POTASSIUM SULPHATE DODECAHYDRATE Extra Pure
Alum, Potassium alum, Potassium aluminium sulfate dodecahydrate
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
COAs
Packings
500 g
(00500)
2500 g
(02500)
25 Kg
(0025K)
50 Kg
(0050K)
Print friendly version
Article No.
00969
Grade
Extra Pure
Purity
99%
CAS No.
7784-24-9
Molecular Formula
AIK(SO
4
)
2
.12H
2
O
Molecular Weight
474.38
H.S. Code
2833.3030
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
3.3
Melting point/ Freezing point [°C]
92 °C
Boiling point [°C]
200°C
Density [g/cm3]
1.757
Solubility in water [% weight]
14% in water
Specifications
Appearance
White crystalline powder/crystals
Assay (ex Al)
99 - 102%
Ammonium (NH4)
Max 0.05%
Chloride (Cl)
Max 0.01%
Iron (Fe)
Max 0.01%
Lead (Pb)
Max 0.01%
Safety Information and Hazard Symbols
Safety Statement: 22-24/25
Revision Date:
12-Jan-2023
Home
Lab Chemicals
Inorganic Salts
ALUMINIUM POTASSIUM SULPHATE DODECAHYDRATE