Name of Product:Vitamin E Powder Feed GradeShelf Life:Test ItemsCWS GradeNWS GradeAppearanceWhite or light yellow flowability powderWhite or light yellow flowability powderIdentificationChemical reactionPositivePositiveExaminingSolubilityDispersible in cool water forming a milky emulsion/Loss on Drying≤5.0≤5.0Granularity90% pass through a sieve with aperture 0.84mm90% pass through a sieve with aperture 0.84mmHeavy metals≤10ppm≤10ppmArsenicMeets the requirementsMeets the requirementsAssayContain Vitamin E (C31H52O3)≥50.0%Contain Vitamin E (C31H52O3)≥50.0%