Character Yellow powder with slight characteristic smell
Heavy Metals Max.10ppm <10ppm
Sulphate Ash Max. 0.6% 0.36%
Loss on Drying(2 hours 105âÂ?Â?) Max. 5.0% 2.43%
Silymarin content/HPLC Chinese Standard Min.70% 70.48%
Silymarin content/HPLC USP29 Min.55% 55.08%
Silybin/HPLC Min.30% 31.64%
Isosilybin/HPLC 6.49%
Residual Organic Solvents:
(1) Total Max.0.5% 0.32%
(2) Acetone Max.0.45% 0.29%
(3)Others Max.0.05% 0.03%
Microbial Test:
(1)Total Plate Count NMT 1,000cfu/g Complies
(2)Moulds NMT 100cfu/g Complies
(3)Yeasts NMT 100cfu/g Complies
(4)E.Coli Not detected
(5)Salmonella Not detected