31242
Fluka

Aluminum potassium sulfate dodecahydrate

SKU
31242
Puriss. p.a., ACS Reagent, Reagent European Pharmacopoeia, ≥99.5%
Synonym(s)
Alum; Potassium alum; Potassium aluminum sulfate dodecahydrate
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General Information:
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Brand
Fluka
 UNSPSC Code
WS5690000
 CAS Numbers (All) Linear Formula
AlK(SO4)2 · 12H2O
 MDL Number
Molar Mass
474.39 g/mol
 RTECS Number
233-141-3
 Synonyms
Alum; Potassium alum; Potassium aluminum sulfate dodecahydrate

Documents

Safety Data Sheet (SDS) Safety Data Sheet (SDS)

Specifications

PropertyValue
AssayMin.99.5%
WaterinsolublematterMax.0.005%
pH(10%,20°C)3.0-3.5
Ammonium(NH4)Max.0.005%
Arsenic(As)Max.0.0002%
Cadmium(Cd)Max.0.0005%
Copper(Cu)Max.0.0005%
Iron(Fe)Max.5ppm
Sodium(Na)Max.0.01%
Lead(Pb)Max.0.001%
Heavymetals(asPb)Max.0.001%
Chloride(Cl)Max.0.0005%
Appearanceofthesolutioncomplying

Properties

PropertyValue
Autoignition TemperatureNot auto-flammable
Boiling Point/RangeNot applicable
ColorColorless
Density1.75 g/cm3 (20 °C)
FlashpointNot applicable
FormCrystalline
GradeACS Grade Salts
Incompatible MaterialsReactions with strong alkalies
Lower Explosion LimitNot applicable
Melting Point/Range92.5 °C
Partition CoefficientNo data available
Purity Percentage99.5
Purity Details>=99.5%
Solubility in Water105 g/l (20 °C)
Upper Explosion LimitNot applicable
Vapor PressureNo data available
ViscosityNot applicable
pH-Value3.0-3.5 (20 °C)
Product LinePuriss. p.a.
Storage TemperatureAmbient

Safety Information

PropertyValue
Hazard ClassN/A
Package GroupN/A
UN IDN/A
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