A new catalog describes a full line of water testing kits. It includes portable test kits and instruments for quantitatively analyzing more than 50 important analytes and parameters, either by simple visual inspection or with a photometric instrument. The test kits are easy to use, fast, accurate and reliable.
CHEMetrics, Route 28, Calverton, VA 20138-0214. Tel. (800) 356-3072.
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