... and quantity.Specification: vitamin B4, Corn Cob, choline chloride manufacture, choline chloride factoryCharacter: vitamin B4, Corn Cob, choline chloride manufacture, choline chloride factoryTan powdery pellet, strong water absorbability ... from date of production. vitamin B4, Corn Cob, choline chloride manufacture, choline chloride factory choline chloride 50% - 60% feed grade (Corn Cob carrier)