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Inorganic Salts

Potassium Bromide AR/ACS

RA002109 CAS 7758-02-3 AR/ACS

Identity

Product code
RA002109
CAS number
7758-02-3
Grade
AR/ACS
Purity
99%
Molecular formula
KBr
Molecular weight
119.01

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour White crystalline —
Odour Odorless —
pH value 5 - 6 —
Melting point/ Freezing point [°C] 734 °C °C
Boiling point [°C] 1435 °C °C
Vapour pressure [20°C] Max 0.01 hPa hPa
Density [g/cm3] 2.75 g/cm3 g/cm3

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

Specifications

ParameterSpecificationUnit Method
Appearance White crystalline powder — —
Total nitrogen (N) Max 0.001 % % —
Heavy metals Max 0.0005 % % ICP-OES
Barium (Ba) Max 0.002 % % —
Calcium (Ca) Max 0.002 % % —
Iron (Fe) Max 0.0005 % % —
Magnesium (Mg) Max 0.001 % % —
Sodium (Na) Max 0.02 % % —
Assay Min 99.0 % % argentometric
Insoluble matter Max 0.005 % % —
pH 5.0 - 8.8 — —
Bromate (BrO3) Max 0.001 % % —
Iodate (IO3) Max 0.001 % % —
Chloride (Cl) Max 0.2 % % —
Iodide (I) Max 0.001 % % —
Sulphate (SO4) Max 0.005 % % —

4 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
500 g RA002109-PK-500G