"WardsSci000338"

This convenient device measures dissolved oxygen concentration, saturation, and temperature - all in one!

No Unwieldy Bottles to Carry or Clean

The salt refractometer reduces the amount of samples needed.

Store Up to 15 Readings

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

Lightweight, Versatile Unit

This electrode storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes. Properly storing your pH electrode in a solution keeps the glass membrane well hydrated which maintains proper function and provides accurate readings.

Multi-parameter meters engineered for student use in real world testing environments.