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Give Fast · Simple · Accurate Determinations of pH, Chlorine and Phosphate AU Taylor Liquid Color Standards carry an unlimited guarantee against fading. Nine standards, a complete set for each indicator, are enclosed in one slide, so there are no single standards to handle. A complete p H , chlorine or phosphate determination can be made in not more than 2 minutes from start to finish. Base and slide are molded of durable plastic and many slides may be used with one base. Each set is completely portable. ASK FOR THIS FREE BOOK Theory and application of p H , Chlorine and Phosphate control in 34 basic in dustries. Gives illustrated and detailed descriptions of all Taylor sets. Write direct for your F R E E copy. See your dealer for equipment.
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