... Powder Feed Grade 1.feed grade:carrier for Vitamin and Ethoxyquinoline 2.white powder, 90% 3.FAMI-QS Silicon Dioxide Powder ... , which is specially used as carrier (feed additive) for Vitaminsand Ethoxyquinoline, as liquid material carrier and can keep loosen density and ... 1.ISO90012.FAMI-QSProfessional Feed Grade for Vitamin E and Ethoxyquinoline ! Silicon Dioxide Powder Feed grade