Description :White or almost white, very fine, light powder, greasy to the touch, practically insoluble in water and ethanol, very faint odor of Stearic Acid.
Identification : Gives the reaction of Magnesium
Microbial limit : E. Coli Absent
Total bacterial Count : NMT 1000/gM
Loss on Drying (200C):10.0% to 20.0%
Soluble Chloride : NMT 3.5%
Soluble Sulphate : NMT 1.9%
Sodium : 0.1 % max.
Arsenic : NMT 10 ppm.
Heavy Metals : NMT 60 ppm. IN I.P. & 30 ppm in B.P.