A Brief Course in Qualitative Analysis
or three years ago by the development of an xiii + 228. Price, $1. 25. illness from which, unfortunately, he has not As the title implies, a very large amount of yet recovered. During this time he has been information is compressed into comparatively confined to a reclining chair, and, in his own little space in this volume. In the qualitative characteristic words, 'even the familiar utiliportion the statements giving the deportment of zation of the convenient gamut of ether waves' metals and
... waves' metals and of acids toward reagents are given has been denied. Although unable to move consecutively and are followed by tables of and unable to see, his courage has never falschemes for analysis. Then follow directions tered. There has been no loss in his power of for the identification of alkaloids and of a numthought, and he has gone on thinking the many ber of common organic compounds. The quanfine things which he has put into this book, for titative portion includes volumetric and graviwhich, even if it had not been prepared under metric analysis, ultimate organic analysis, and conditions that would have defeated most men, directions for the examination of air,water, food, all physicists, friends and strangers alike, will alcoholic liquors, etc. It is in this portion that ever be his debtor. American chemists will find most to criticise; Gooch crucibles are nowhere described, not even for the cases where they should be used A Brief Course in Qualitative Ana4lysis. BY ERlc fwihdfles ieton h NEST A. CONGDON, PH. B., Professor of Chemistry in the Drexrel Institute. New York, determination of 'citrate soluble phosphoric Henry Holt & Co. 1898. acid ' are not given under the analysis of 'ma-The method of treatment adopted in this nures,' and no reference is made to the 'official methods. ' The old uranium acetate book consists in giving, first, a clear, concise statement of the most important reaction for method is given for the volumetric estimation each metal and aci(d and then tables giving one of phosphoric acid instead of the more satisor more schemes of analysis for each group. factory methods with a reductor or with a The tables are supplemented by explanatory notes. At the end of the book a series of ques-recommended for the detection of nitrites in tions, well designed to test the student's grasp water analysis, although the reagent is not suffiof the subject, are given. While the tabular ciently sensitive to be of any practical use in form always has the advantage of presenting many cases. But, while the authors do not the scheme for analysis very clearly, in the appear to be conversant with the best Ameriopinion of the writer, the same object is better attained by a tabular record prepared by the while some of the directions appear to be too student. Because of their concise form, tables much abbreviated for the satisfactory use of a necessarily omit many details which are essen-beginner, it would be difficult to find another tial for the successful execution of an analysis, book which compresses so much information and the notes which follow doinot entirely over-about analysis inito so small a space and for so come this difficulty. moderate a price. ERNEST teachers the book will prove a useful one.