Assay of L(plus)-ascorbic acid in buttermilk by densitometric transmittance measurement of the dehydroascorbic acid osazone.
D000818:Animals; D001205:Ascorbic Acid / Q000032:analysis*; D002241:Carbohydrates / Q000032:analysis*; D002855:Chromatography, Thin Layer; D003720:Densitometry; D004140:Dinitrophenols; D006835:Hydrazones / Q000032:analysis*; D008892:Milk / Q000032:analysis*; D010084:Oxidation-Reduction; D010659:Phenylhydrazines; D011199:Potentiometry; D013053:Spectrophotometry; D013237:Stereoisomerism
D002241:Carbohydrates; D004140:Dinitrophenols; D006835:Hydrazones; D010659:Phenylhydrazines; D001205:Ascorbic Acid