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Bases

Potassium Hydroxide Aqueous Solution

RA003303 CAS 1310-58-3 AR

Identity

Product code
RA003303
CAS number
1310-58-3
Grade
AR
Purity
45%
Molecular formula
KOH
Molecular weight
56.11

Classification

Categories
Bases primary

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Colour Clear colorless —
pH value Alkaline —
Boiling point [°C] 100 °C °C
Vapour pressure [20°C] 17.535 mmHg at 20 °C mmHg
Vapour pressure mm/Hg 17.535 mmHg at 20 °C mmHg
Vapour density 0.62 —
Density [g/cm3] 1.3 g/cm3 g/cm3
Solubility in water [% weight] Soluble in water —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance A clear colourless solution —
Carbonate (as K2CO3) Max 1 % %
Chloride (Cl) Max 0.002 % %
Sulphate (SO4) Max 0.0005 % %
Phosphate (PO4) Max 0.0005 % %
Silicate (SiO2) Max 0.005 % %
Total nitrogen (N) Max 0.0003 % %
Heavy metal (as Pb) Max 0.0005 % %
Iron (Fe) Max 0.001 % %
Arsenic (As) Max 0.0001 % %
Magnesium (Mg) Max 0.005 % %
Copper (Cu) Max 0.001 % %
Calcium (Ca) Max 0.001 % %
Nickel (Ni) Max 0.0005 % %
Sodium (Na) Max 0.5 % %

Packaging

Pack size SKU
500 mL RA003303-PK-500ML
1 L RA003303-PK-1L
2.5 L RA003303-PK-2.5L