1.Appearance:Off-white crystalline powder
2.Assay(HPLC) :Min 98% min
3.As a competitive inhibitor of tyrosinase, to regulate melanin production, to overcome the pigmentation faded, dark-spots, with rapid and long-lasting skin beauty white effect.
5.Storage conditions: store in cool, dry conditions in well sealed containers.
7.Shelf life: 24 months
8.Advantages:high content,use less dosage,thus saving your production cost;environmently friendly,stable,low price make you more competitive
11. About 10-year manufacturers,have exported to America,Togo,South African,India,France etc many countries.