acid of sugar

English

Noun

acid of sugar (uncountable)

  1. (obsolete, organic chemistry) oxalic acid
    • 1784 July 1, “History of the Royal Academy of Sciences, for the year 1780”, in A New Review‎, volume 6, page 57:
      If you distil the nitrous acid on silk, wool, hairs, or skin, you obtain a certain quantity of animal oil, different from that which forms fat, and a portion of acid similar to the acid of sugar […]
    • 1828, John Murray, A Manual of Experiments illustrative of Chemical Science‎, page 4:
      This is not all: who would suspect under the specious guise of “acid of sugar,” an envenomed drug?
    • 1829, Shirley Palmer, Popular illustrations of medicine‎, page 101:
      It exists plentifully in several well-known plants, as the beautiful Wood-sorrel; but, obtainable from saccharine matter by a chemical process, it has acquired the vulgar name of Acid of Sugar.

References
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