Free sample White willow bark P.E.Pure White willow bark extract salicin 15% 50% 98%

Free sample White willow bark P.E.Pure White willow bark extract salicin 15% 50% 98%, US $ 0.02 - 0.05 / Kilogram, Herbal Extract, Food supplement raw material, Bark, Solvent Extraction.Source from Liaocheng Nutrivital Dietary Supplement Co., Ltd. on Waimaotong.com.