DOHRMANN | Analytical Chemistry

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Even BetterWays of Doing What Dohrmann Does Best M e a s u r i n g t r a c e s of n i t r o g e n , sulfur, a n d h a l i d e s Dohrmann analyzer systems are leaders in the field for fast, accurate and sensitive determinations of traces of N, S, and CI in solids, liquids and gases at the ppm level. Dohrmann's ongoing development of sampling accessories and methodology make this technique a powerful analytical tool in any laboratory. For details, contact your local Dohrmann agent.

The most practical and versatile TOC Analyzer Utilizing EPA approved methodology, the new Dohrmann DC-80 Total Organic Carbon Analyzer sets the standard for reliable, uncomplicated operation. Automatic sampling capability (optional) allows unattended operation. Full range capability, from drinking water to industrial waste water, with this superior low temperature UV-promoted system. Dohrmann does it all in TOC. For details, call your local Dohrmann agent.

The DX-20 Total Organic Halide Analyzer The DX-20 is a must item for everyone concerned with waste management and safe drinking water standards. In fact, the DX-20 is the only approved methodology for determining total organic halides. Developed under EPA Contract No. 68-03-2833, the DX-20 has already proven itself in the U.S. and abroad. Customers include universities, public health organizations, and industrial users.

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CIRCLE 61 ON READER SERVICE CARD ANALYTICAL CHEMISTRY, VOL. 53, NO. 2, FEBRUARY 1981 · 99 A