霉酚酸酯

EP7.0

White or almost white crystalline powder

Appearance White or almost white crystalline powder
Melting point About 96℃
Identification IR and UV Spectrum
Solubility Practically insoluble in water, freely soluble in acetone, sparingly soluble in anhydrous ethanol.
Appearance of solution Clear and cololess
Related substances Impurity F: 0.5% max
Impurity B: 0.2% max
Impurity A.D.E.G.H: 0.1% max
Any other impurity: 0.1% max
Total impurities: 0.7% max
Residual Solvents Ethanol: 5000ppm max
Butyl Acetate: 5000ppm max
Toluene: 890ppm max
Loss on drying 0.5% max
Sulphated ash 0.1% max
Heavy metals 20ppm max
Assay, on dry basise 98.0-102.0%