Author:Arthur Waldorf Thomas

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Arthur W. Thomas
(1891–1982)

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Chemist specializing in colloid chemistry

Works

Thomas, A. W. (1913). A further effort to prepare a colorless biuret reagent. Biochemical Bulletin (New York), 2, 556-8.
Thomas, A. W. (1914). A review of methods for the isolation and identification of the organic constituents of soils. Biochemical Bulletin (New York), 3, 210-21.
Thomas, A. W. (1914). The phosphorus content of starch. Biochemical Bulletin (New York), 3, 403-6.
Thomas, A. W. (1915). The chemical constitution of starch. A review. Biochemical Bulletin (New York), 4, 379-97.
Sherman, H. C., & Thomas, A. W. (1915). Studies on amylases. VIII. The influence of certain acids and salts upon the activity of malt amylase. Journal of the American Chemical Society, 37, 623-43.
Wilson, J. A., & Thomas, A. W., et. al. (1917). Theories of leather formation. Discussion. Journal of the American Leather Chemists Association, 12, 450-61.
Thomas, A. W. (1917). A noteworthy effect of bromides upon the action of malt amylase. Journal of the American Chemical Society, 39, 1501-3.
Thomas, A. W., & Baldwin, M. E. (1918). The acidity of chrome liquors. Journal of the American Leather Chemists Association, 13, 192-203.
Thomas, A. W., & Baldwin, M. E. (1918). The action of neutral salts upon chrome liquors. Journal of the American Leather Chemists Association, 13, 248-55.
Thomas, A. W. (1918). The Nomenclature Used in Colloid Chemistry. A Plea for Reform Science, 47, 10-4.
Thomas, A. W., & Garard, I. D. (1918). Fallacy of determining electrical charge of colloids by capillarity. Journal of the American Chemical Society, 40, 101-6.
Sherman, H. C., Thomas, A. W., & Baldwin, M. E. (1919). Influence of hydrogen-ion concentration upon enzymatic activity of three typical amylases. Journal of the American Chemical Society, 41, 231-5.
Thomas, A. W., & Baldwin, M. E. (1919). Contrasting effects of chlorides and sulfates on the hydrogen-ion concentration of acid solutions. Journal of the American Chemical Society, 41, 1981-90.
Thomas, A. W., & Foster, S. B. (May 1, 1920). Titration of chrome liquors by the conductance method. Hide and Leather, 97-9.
Thomas, A. W. (May 1, 1920). Determination of sulfuric acid in leather. Hide and Leather, 101.
Thomas, A. W. (1920). A review of the literature of emulsions. Journal of Industrial and Engineering Chemistry, 12, 177-81.
Thomas, A. W. (1920). Tabulation of hydrogen and hydroxyl ion concentrations of some acids and bases. Journal of the American Leather Chemists Association, 15, 133-46.
Thomas, A. W., Baldwin, M. E., & Kelly, M. W. (1920). Time factor in the adsorption of the constituents of chrome liquor by hide substance. Journal of the American Leather Chemists Association, 15, 147-56.
Thomas, A. W. (1920). Emulsions: theory and practice. Journal of the American Leather Chemists Association, 15, 186-201.
Thomas, A. W. (1920). Estimation of the tryptic activity of bating materials. Journal of the American Leather Chemists Association, 15, 221-8.
Thomas, A. W., & Frieden, A. (1920). The determination of hydrochloric acid and neutral chlorides in leather. Journal of Industrial and Engineering Chemistry, 12, 1186-8.
Thomas, A. W., & Kelly, M. W. (1920). The time factor in the adsorption of chromic sulfate by hide substance. Journal of the American Leather Chemists Association, 15, 487-95 (1920)
Thomas, A. W. (1920). Determination of sulfuric acid in leather. Journal of the American Leather Chemists Association, 15, 504-10 (1920)
Thomas, A. W., & Foster, S. B. (1920). Titration of chrome liquors by the conductance method. Journal of the American Leather Chemists Association, 15, 510-6.
Thomas, A. W. (1920). Order of diffusion of tanning extracts through gelatin jelly and their relation to the results obtained by Wilson and Kern. Journal of the American Leather Chemists Association, 15, 593-5.
Thomas, A. W., & Kelly, M. W. (1920). Rapid estimation of chromium in chrome liquor by use of the immersion refractometer. Journal of the American Leather Chemists Association, 15, 665-8.
Thomas, A. W., & Kelly, M. W. (1921). Effect of concentration of chrome liquor upon the adsorption of its constituents by hide substance. Journal of Industrial and Engineering Chemistry, 13, 65-7.
Quisumbing, F. A., & Thomas, A. W. (1921). Conditions affecting the quantitative determination of reducing sugars by Fehling solution. Elimination of certain errors involved in current methods. Journal of the American Chemical Society, 43, 1503-26.
Thomas, A. W., & Foster, S. B. (1921). The acid titration of chrome liquors. Journal of the American Leather Chemists Association, 16, 61-3.
Thomas, A. W. (1922). Research in leather manufacture. Mechanical Engineering, 44, 116.
A tiny tannery. (January 1922). Scientific American 126, 43. - Photograph and article of Arthur W. Thomas laboratory tannery, “the worlds smallest complete tannery”.
Thomas, A. W. (February 1922). Increased efficiency of leather manufacture is possible through research in fundamentals. Chemical Age. -- Address before the Research Conference at the 42nd annual meeting of the American Society of Mechanical Engineers , New York, December 8, 1921.
Thomas, A. W., & Kelly, M. W. (1922). The isoelectric point of collagen. Journal of the American Chemical Society, 44, 195-201.
Thomas, A. W., & Foster, S. B. (1922). The influence of sodium chloride, sodium sulfate, and sucrose on the combination of chromic ion with hide substance. Journal of Industrial and Engineering Chemistry, 14, 132-3.
Thomas, A. W., & Foster, S. B. (1922). Colloid content of vegetable tanning extracts. Journal of Industrial and Engineering Chemistry, 14, 191-5.
Thomas, A. W., & Kelly, M. W. (1922). Time and concentration factors in the combination of tannin with hide substance. I. Gambier. II. Quebracho. Journal of Industrial and Engineering Chemistry, 14, 292-4.
Thomas, A. W., & Kelly, M. W. (1922). Studies in chrome tanning. Equilibria between tetrachrome collagen and chrome liquors. The formation of octachrome collagen. Journal of Industrial and Engineering Chemistry, 14, 621-3.
Thomas, A. W. (1922). Vegetable tanning. Journal of Industrial and Engineering Chemistry, 14, 829-31.

Some or all works by this author are in the public domain in the United States because they were published before January 1, 1929.

This author died in 1982, so works by this author are in the public domain in countries and areas where the copyright term is the author's life plus 41 years or less. These works may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.

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