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.

Designed for simple, accurate test readings.

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.

Lightweight, multi-use storage pail with carrying handle.

Discover why the preservation of uncontaminated groundwater is so vital.

Ideal for long-term water-quality monitoring.

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

Columbus-type caliper with dual scale.

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

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.

Retrieves with ease — one line means no more tangles.

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.

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

For water clarity measurements.

Place one end of the tube below the water surface to improve the visibility of aquatic plant and animal life as well as Secchi disc studies.

Use ordinary soil samples to conduct a thorough evaluation of soil.

Catch invertebrates that live in the stream bottom.

Complete kit for obtaining samples of phyto and zooplankton from lakes and ponds for later study in the lab

Premium quality, solid North American Maple.

Great for lessons in volume measurement.

Measures phosphate levels from 0, 100, 200, 300, 500, 1000, 2500 ppb in 15 seconds

Geometric shapes are perfect for density, volume and measurement experiments.

Strong net designed for rapid bioassessments.

Determines water's temperature, sediment content and visibility.

Choose from three lengths