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Fluorometric Analysis For rapid precise analysis o f compounds susceptible to fluorometric measurement... Vitamins, Quinine, Atabrine, Porphyrins, Steroids and metal complexes.
finishes on several components of t h e balance. These balances, states Ohaus, are characterized b y high capacity, fine sensitivity, a n d rugged construction. Models are available in metric a n d avoirdupois standards. 6 Jointed Glassware Development T h e Arthur F . Smith Co. recently announced t h e availability of its Quorn standard taper sleeve. T h e sleeve is a n elongated cone of polytetrafiuorethylenc film, .003 inch thick, which is tapered to fit tightly over male ground-glass cones. Said t o provide a vacuum-tight seal to a ground joint without grease, use of
Sensitive t o l o w i n t e n s i t y fluorescence and to low concentrations. AC operated, no-drift circuit. Only 3 simple controls; direct reading. . . . O n l y $ 4 2 0 . 0 0 . Ask for: "Coleman Tools for Science," contains useful discussions of nephelometry and other modern analytical technics. ,
