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pH and ATC Pens, Large Display, Sper Scientific

850051 850052
Easy to carry, simple to operate and sufficient for most field pH tests.

Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non-standard buffers as well. Features hold function, and auto power off with low battery indicator. The case is IP65 waterproof, and will float if accidentally dropped into the water.

Ordering information: Comes with 4 button-cell batteries and a built-in electrode kept moist with a protective cap. 1 year warranty.



Item # Description Range Height Length Width Accuracy Probe Type Subdivisions Unit Availability Price Quantity
470204-168 Large Display ATC pH Pen
0 - 14pH 1 1/2" 6 1/2" 1 1/2" ±0.2 pH pH 0.1pH Each Retrieving
470204-170 Large Display ATC 0.01 pH Pen
0 - 14pH 1 1/2" 6 1/2" 1 1/2" ±0.05 pH pH 0.01pH Each Retrieving


Dimensions 165 × 38 × 38 mm (6.5 × 1.5 × 1.5")
Weight 2.5 oz (68 g)


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