Enzymes, Chemical, Food Grade manufacturer / supplier in China, offering Cosmetic Acetyl Tetrapeptide-40 CAS 1472633-28-5 Acetyl Tetrapeptide-40, CAS 1012317-71-3 Chronoline Powder 98% Caprooyl Tetrapeptide-3, Anti-Aging and Anti-Wrinkle Acetyl Tetrapeptide-2 1239011-60-9 and so on.