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Ratiometric design in innovative, waterproof, handheld meters.

A horizontal water sampling bottle that enables students to collect representative samples from specific water depths for classroom and field studies.

Versatile, easy to use, and compact precision instrument for measuring α-, β-, and γ-radiation.

Get hands-on experience with the principles and practice of qPCR.

Simple to use benchtop meter for easily measuring pH and ORP.

Single-point pH and conductivity calibration solution for field and lab use.

In this lab activity, students explore the core life science concepts of Structures and Properties (LS1) and Heredity (LS3) while they determine their own blood type.

Explore the factors affecting the electrical resistance of conductive modeling dough.

A field water collection kit that captures representative samples at specific depths using a horizontal sampler designed for classroom and outdoor studies.

A rugged 1.2 L stainless steel and plastic water sampling bottle with carry case, designed for dependable field collection during classroom and outdoor investigations.

Engage students in a hands-on investigation of pollutant imapacts on organisms while exploring real-world environmental concepts.

More power for higher frequency waveform generation.

The DO600-K is a convenient kit which adds versatility for measuring dissolved oxygen in laboratories or out in the field with a 16' (5 m) extension cable and probe weight guard for taking easy measurements in tanks or streams.

How is the water that comes out of our faucets made safe for consumption?

Calculate graphical equations with accuracy and speed.

This is a basic chemical laboratory instrument suitable for evaporation, distillation and separation of chemicals. It can be used as a multifunctional system in combination with a vacuum pump, vacuum controller and refrigerated circulator to provide excellent distillation solutions in many laboratory applications.