%0 Journal Article %A HENRY NEWMAN %A MASON ABRAMSON %T DETERMINATION OF ETHYL ALCOHOL WITH THE PHOTOELECTRIC COLORIMETER %D 1942 %J Journal of Pharmacology and Experimental Therapeutics %P 369-371 %V 74 %N 4 %X The concentration of alcohol in solutions may be accurately determined by vacuum distillation of the sample off of anhydrous sodium sulphate at a temperature of 50 to 55 degrees C. into a solution of potassium dichromate in strong sulphuric acid, and the determination of the amount of dichromate reduced by photoelectric colorimetry. %U https://jpet.aspetjournals.org/content/jpet/74/4/369.full.pdf