Cas No. 123-99-9 Cosmetic Grade Skin Care 99% Azelaic Acid Powder 1. Introduction Keratin is a family of fibrous structural proteins. Keratin is the k...
CAS 82373-94-2 Polygonum Multiflorum Extract 10%-98% Stilbene Glucoside 1. introduction Tuber Fleeceflower has a long history of use in Chinese Tradit...