Items
Standard
Appearance
White
to off-white crystalline powder
** Rotation [а]D20
(C=6 in H2O)
+27.6 to +29.0 Degree
Transmittance
Not less than 95%
Heavy Metals (Pb)
Not more than 10PPM
Arsenic(As2O3)
Not more than 2PPM
Loss on Drying
Not more than 0.30%
Residue on Ignition (Sulfated)
Not more than 0.20%
Assay
Not less than 98.0%