 Fehling's solution there should be a reduction of the copper (due to pyrocatechin or some similar body). 10. The reducing substance may be obtained by evaporating to dryness an alcoholic extract of the fluid. It is then found in the form of needle-like...  Diseases of the nose, throat and ear - Page 263by William Lincoln Ballenger - 1911 - 983 pagesFull view - About this book
 | Hobart Amory Hare - Medicine - 1899 - 522 pages
...of caustic potash. 9. When boiled with Folding's solution there should be a reduction of the copper. 10. The reducing substance may be obtained by evaporating...solution of this residue does not ferment with yeast. Crcsswell Baber,1 of Brighton, has given an account of a case of chronic watery discharge from the... | |
 | Children - 1900 - 972 pages
...proteid is found in the filtrate. 6. When boiled with Fehling's solution reduction takes place. ?. The reducing substance may be obtained by evaporating...is then found in the form of needle-like crystals (pyrocatechin). 8. The aqueous solution of this residue does not ferment with yeast. These tests are... | |
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