Spotlights pH Meters HARSHAW SCIENTIFIC
With our comprehensive line of pH meters—including those made by Beckman, Coleman and Leeds & Northrup—we offer the proper instrument for your particular need. Representative models are described below. We welcome your requests for more detailed information.
H-28915 BECKMAN Zeromatic pH meter, line operated. Simply push button and take pH or millivolt reading. Drift free, no w a r m - u p t i m e , line voltage compensation, continuous 0-14 pH scale. Outlets provided for recorder, polarizing current, etc $330.00
H-2S925 BECKMAN Model 72 pH meter, line operated. This "Economy Model" has accuracy of ± 0 . 1 pH and repeatability of ± 0 . 0 5 pH. Suitable for Karl Fischer titrations. Used on liquids, pastes and s e m i s o l i d s . Operates with only three controls $184.00
H-30025 LEEDS & NORTH RUP pH meter line operated. Employstime proven circuitry in a newly designed metal case. Reads in pH and millivolts. The large 7%" scale permits reada b i l i t y to 0.02 p H . S u i t a b l e f o r Karl Fischer t i t r a t i o n s $330.00
H-2S905 BECKMAN Model 76 pH meter, line operated, for extremely precise pH and millivolt measurements. Features expanded scale. Any two pH units from 0 to 14 pH can be read with readability to 0 . 0 0 3 p H . Accuracy is ± 0 . 0 2 pH. Of highest quality throughout. $470.00
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H-30040COLEMAN Metrlon pH meter, line operated. Coleman's "Economy Model" has a double scale: upper from 0 t o 10 pH; lower, from 10 to 14 pH; easily reset. Accuracy is ± 0 . 0 5 p H , reproducible to 0.02 pH. A very popular meter . . . $139.00
H-30035 COLEMAN Companion pH meter, line operated. This versatile meter with range of 0-14 pH and 0-1400 mv., reads directly from a single 6'/4" mirror backed scale. Accurate within 0.05 pH, reproducible to 0.02 p H . A q u a l i t y unit. . . . $300.00
Service facilities and complete electrode stocks a r e maintained a t all Harshaw Scientific Branches
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