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Product Description
Supply natural White Willow Bark Extract Powder Salicin 20% 25%,50% 99% bulk price 1.Product Name:White Willow Bark Extract Powder 2.Botanical Source:Salix alba L. 3.Specification:Salicin 25%,30%,50%,70%; 4.Molecular Formula:C13H18O7 5.Molecular Weight:286.29 6.Test Method:HPLC ...