... antiager, dye, medicine intermediate, lubricating oil antioxidant, and powder stabilizer. Property: white crystal, becoming gray or brownish ... NO.: 122-39-4 Quality standard of product: Q/320621EAE01-2004 ItemTechnical Indexgrade1st gradeAppearanceWhite , Light yellow or ... dyestuff, medical intermediate, lubricating oil antioxidant, and powder stabilizer.Package:25kg paper-plastic complex bag with PE ...