The EcoTestr pH1 and EcoTester pH2 — new and economical quality pH testers designed for fuss-free pH measurements.

Useful measuring tool for every forensic lab.

Six plastic sieves with stainless steel mesh, cover and bottom collector.

Useful conversion tables make this a valuable laboratory tool.

For water clarity measurements.

Separate soil ranging in size from pebbles to silt.

Three measuring cups with handles.

Convenient pH testing. OHAUS Starter pH Pen Meters offer a convenient way to measure pH, or the relative acidity or alkalinity of a sample at a given temperature. The pH pen meters can be completely operated with just one hand, freeing up your other hand to handle samples.

Compact, sturdy, digital instrument for field or lab radiation measurement.

Lightweight, multi-use storage pail with carrying handle.

Retrieves with ease — one line means no more tangles.

Columbus-type caliper with dual scale.

Zero reference settings for four light sources: tungsten, fluorescent, daylight and mercury. Fisherbrand Traceable Light Meter has two displays with easy-to-read, jumbo-sized 1.38 in. high (3.5cm) digits show lux or foot-candles and the selected light source (daylight, tungsten, fluorescent or mercury).

Combination of hydrogen with oxygen generates a DC current to power an electric motor.

Compact meter reads from 0 to 1999 foot-candles with resolution from 0.1 to 1.

Premium quality, solid North American Maple.

An affordable, safe, and reliable screening test to identify lead in drinking water. Ideal for classroom studies or the professional screenng multiple tests on campuses, office buildings, etc.

Large four-digit readout shows counts per minute or continuous counting.

Simplified dissolved oxygen water sampler designed for use in the field.

Instantly measures soil moisture and light conditions — no batteries required.

Used with LaMotte SMART™ Spectro Spectrophometer.

Portable, lightweight meters feature productivity and versatility in the field or lab. OHAUS Starter Water Analysis Portable Meter is a compact meter with intuitive software/organized display for ultimate usability.

Made of shatter-resistant material.

Easy-to-use test for colorless, odorless and tasteless radon gas.

Replacement parts for Educational Kit

Versatile ruler with black markings for construction and measurement of angles, triangles and other geometric shapes.

Easy-to-use, easy-to-clean, galvanized-steel sampling tube.

Teaches sampling techniques, careful measurement and data recording.

Measure inches, centimeters and degrees using this flexible angle ruler.

Choose from three lengths