DR. DAVIES's book, the first edition of which was reviewed in NATURE of September 20, 1930, p. 429, under the title “Strong and Weak Electrolytes”, has been revised, and enlarged by about eighty pages ...
Mettler Toledo and Thermo Fisher Scientific Inc. have combined their knowledge and instruments to provide multiparameter water testing. The new titration and IC (ion chromatography) system offers ...