Books
Autoclaves 50 ml to 750 ml PTFE lined
demonstrate principles described earlier in the book. Conversely, other applications make use of columns, namely, graphatized carbon and bonded liquid phases, that have not been discussed in any other chapter. The total number of references is small: 18. The reviewer would like to have seen a more extensive bibliography. In spite of the few criticisms, the book is well organized, essentially free from errors, and replete with chromatograms and schematics illustrating apparatus and results. Readers should find the text interesting and conducive to problem solving in the everexpanding field of gas analysis. Atomic Absorption Spectroscopy. 1st English Edition. Bernhard Welz, xii + 267 pages. Verlag C h e m i e International Inc., 175 Fifth A v e . , New York, N.Y. 10010. 1976. $ 3 0 . 3 0
Digestion Bombs with PTFE-vessel 10 ml and 250 ml
Hg-, As-, Se-Accessory for Atomics
Micro-Refluxer for GC + HPLC
Fractioner for UZ • UF-Membranes PTFE-Labware • SiC-Fibers Customer-Research • Electronic Business
