The Chemistry of the Aerobic Decomposition of Vitamin A ... |
Contents
Instruments Used Preparation of Reagents and Abbreviations | 9 |
Decomposition under forced aeration | 13 |
Decomposition of dilute solutions | 32 |
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Common terms and phrases
300 Wave length absorption curve absorption spectrum aeration at 100 aerobic decomposition allowed to stand anhydrous sodium sulfate antimony trichloride aqueous assay band carbon bisulfide Carr-Price cent Chem chromogen citral color crystalline vitamin decomposed soupfin shark decomposed vitamin decomposition of vitamin diethyl ether dinitrophenyl hydrazine distillate dried over anhydrous Effect of aeration ethanol extracted ferric ion ferrous ion geronic acid hydrazones iodine ionone irradiation isopropanol liver oil allowed liver oils incubated maxima maximum methylene chloride mixed tocopherols obtained oil concentration oil dissolved oils Fig optical density Percentage decomposition peroxide number peroxide value polarographic potency presence of light products of vitamin rate of decomposition room temperature samples saponification semicarbazone shark liver oils shown in Fig sodium sulfate solvents soupfin shark liver spectrophotometrically ß-ionone stability of vitamin stand at room sulfuric acid tion tocopherols ultraviolet vacuo vitamin A acetate vitamin A alcohol vitamin A solutions vitamin A-containing oils xerophthal