Product name:d-alpha tocopherol powder Assay:500iu-700iu AppearanceTan, white powderPasses all USP and FCC TestsYesOdorMildLoss on dryingMax.5%Potency, IU/g500-700Specific Rotation, [a]d25, Degrees+24Heavy MetalsMax. 0.002%Alpha -Tocopherols33.5%-50%