DRIED FERROUS SULPHATE As per BP
DFSB
IRON (II) SULPHATE
13463-43-9
FeSO4
151.908
DESCRIPTION
Greyish White-Powder
SOLUBILITY
Slowly but Freely soluble in water, very soluble in boiling water, practically insoluble in alcohol.
IDENTIFICATION A
It gives the reaction of sulphates
IDENTIFICATION B
It gives reactions (a) of Iron
IDENTIFICATION C
It complies with the limit of the assay
pH
2.8 to 4.0
Chloride (Cl)
Max 300 PPM
Chromium (Cr)
Max 100 PPM
Copper (Cu)
Max 50 PPM
Ferric Ions
Max 0.5 %
Manganese (Mn)
Max 0.1 %
Nickel (Ni)
Max 100 PPM
Zinc (Zn)
Max 100 PPM
Assay
86-90
MESH
100 % Pass through on 60 Mesh
