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Visually demonstrate the conductivity of a solution.

These durable EC testers feature a replaceable electrode and are ideal for student use in the classroom and field environments.

Compact and easy to use-ideal for students to learn the basics of EC in the classroom.

With a long-lasting design, these 2-in1 testers are a smart choice for student experiments in both the classroom and field applications.

Highly stable and accurate readings with large LCD display. Designed for simple one-hand operation.