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Inorganic Salts

Magnesium sulphate heptahydrate AR

RA006293 CAS 10034-99-8 AR

Identity

Product code
RA006293
CAS number
10034-99-8
Grade
AR
Assay (specification)
Min 99.5 %
Molecular formula
MgSO4.7H2O
Molecular weight
246.47

Classification

Technical Data

Properties

PropertyValueUnit
Physical state Reference value Solid (20 °C) —
Odour Reference value Odorless —
Vapour pressure Reference value < 0.133 hPa at 20 °C hPa

Reference values are general physical properties of the substance taken from published data. They are not specifications of this product.

Specifications

ParameterSpecificationUnit
APPEARANCE Colourless crystals or white, crystalline powder. —
APPEARANCE OF SOLUTION Passes Test —
ASSAY Min 99.5 % %
pH (5% aqueous solution) 5.0 - 8.2 —
IDENTIFICATION Passes Test —
INSOLUBLE MATTER Max 0.003 % %
AMMONIUM(NH4) Max 0.002 % %
ARSENIC(As) Max 0.00004 % %
CHLORIDE(Cl) Max 0.0002 % %
HEAVY METALS (as Pb) Max 0.0002 % %
IRON(Fe) Max 0.0001 % %
NITRATE(NO3) Max 0.001 % %
PHOSPHATE(PO4) Max 0.0005 % %
CALCIUM(Ca) Max 0.005 % %
COPPER(Cu) Max 0.0002 % %
MANGANESE(Mn) Max 0.0005 % %
POTASSIUM(K) Max 0.005 % %
SODIUM(Na) Max 0.005 % %
ZINC(Zn) Max 0.0005 % %

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 RA006293-PK-500G