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The fourth edition of this now standard work on the examination of urine was in the press when the first announcements were made of the new and delicate tests for albumin, and those interested in the subject have looked forward with no little interest to the appearance of this edition. These tests are fully considered in the present edition, and, with perhaps one or two exceptions, have been assigned to what seems to be their proper places. These exceptions are in regard to the picric acid and potassio-mercuric iodide tests, and the test-papers for the detection of albumin. In the case of the potassio-mercuric iodide test we cannot agree with the author that the urine requires no previous acidulation. "In my own experiments," says the author, "I have several times failed with the mercuric iodide when I succeeded both with picric acid and sodium tungstate." It is entirely Probable that
A Guide to the Practical Examination of Urine. For the Use of Physicians and Students.. JAMA. 1886;VI(4):111. doi:10.1001/jama.1886.04250010119013