China Silymarin, Silibinin DAB CAS No 22888-70-6, Find details about China Silymarin, Silibinin from Silymarin, Silibinin DAB CAS No 22888-70-6
Item | Specification | ||
Appearance | Amorphous Powder | ||
Colour | Light yellow | ||
Odor | Slight, Specific | ||
Solubility | In Water -Practically Insoluble In Methanol and Acetone -Soluble | ||
Identification | HPLC | ||
Sulphated Ash | ≤0.5 % | ||
Loss On Drying (2 Hours 105 ºC) | ≤5.0 % | ||
Particle Size | 90 % pass 80 mesh | ||
Heavy Metals | |||
Heavy Metals | ≤10 PPM | ||
Lead | ≤1.0 PPM | ||
Cadmium | ≤1.5 PPM | ||
Mercury | ≤0.1 PPM | ||
Arsenic | ≤3.0 PPM | ||
Assay | |||
Assay of Silymarin (UV Test, Per cent, Standard in House) | ≥80 % | ||
Assay of Silymarin ( Test by HPLC ) | USP | ||
Residual Solvents | |||
N-hexane | ≤290 PPM | ||
Acetone | ≤5000 PPM | ||
Ethanol | ≤5000 PPM | ||
Ethyl Acetate | ≤3000 PPM | ||
Pesticide Residues | USP<561> | ||
Microbiological Quality (Total viable aerobic count) | |||
Bacteria | ≤1000 CFU/g | ||
Moulds and yeasts | ≤100 CFU/g | ||
E.coli, Salmonella, S. aureus, | Absence |