PURDY'S TEST FOR GLYCOSURIA
\pˈɜːdiz tˈɛst fɔː ɡla͡ɪkˈɒʒəɹˌi͡ə], \pˈɜːdiz tˈɛst fɔː ɡlaɪkˈɒʒəɹˌiə], \p_ˈɜː_d_i_z t_ˈɛ_s_t f_ɔː ɡ_l_aɪ_k_ˈɒ_ʒ_ə_ɹ_ˌiə]\
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A solution is made of 4.15 grams of copper sulphate, 10 grams of pure mannite, and 50 c.c. of glycerin in 250 c.c. of distilled water, and added to 250 c.c. of distilled water, containing 20.4 grams of caustic potash; when the mixture is cold 300 c.c. of strong ammonia are added, together with enough water to make a liter, and the solution is carefully filtered; 25 c.c. of this solution is heated with 50 c.c. of distilled water, and the urine is added drop by drop until the solution is colorless. The number of minims of urine necessary to decolorize the solution contain just a quarter of a grain of sugar.
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See Purdy.
By Smith Ely Jelliffe
Word of the day
basidiomycota
- comprises fungi bearing the spores on basidium: Gasteromycetes (puffballs); Tiliomycetes (comprising orders Ustilaginales (smuts) and Uredinales (rusts)); Hymenomycetes (mushrooms; toadstools; agarics; bracket fungi); in some classification systems considered a division of kingdom comprises fungi bearing spores on a basidium; includes Gasteromycetes (puffballs) Tiliomycetes comprising the orders Ustilaginales (smuts) and Uredinales (rusts) Hymenomycetes (mushrooms, toadstools, agarics bracket fungi).