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Inorganic Salts

Sodium Persulphate AR

RA003424 CAS 7775-27-1 AR

Identity

Product code
RA003424
CAS number
7775-27-1
Grade
AR
Purity
99%
Molecular formula
Na2S2O8
Molecular weight
238.09

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour White crystalline —
Odour Odorless —
pH value 2.5 - 4.0 —
Melting point/ Freezing point [°C] 180 °C °C
Density [g/cm3] 2.4 g/cm3 g/cm3

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

Specifications

ParameterSpecificationUnit
Appearance White crystalline powder —
Nickel (Ni) Max 0.005 % %
Heavy metal Max 0.005 % %
Zinc (Zn) Max 0.005 % %
Assay Min 99 % %
Chloride (Cl) Max 0.01 % %
Calcium (Ca) Max 0.005 % %
Cadmium (Cd) Max 0.005 % %
Cobalt (Co) Max 0.005 % %
Copper (Cu) Max 0.005 % %
Iron (Fe) Max 0.005 % %
Potassium (K) Max 0.01 % %

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

Packaging

Pack size SKU
25 kg RA003424-PK-25KG
500 g RA003424-PK-500G