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Milwaukee® Economical Portable pH Meters
Rugged, reliable meters designed for educational outdoor experiments.
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Waterproof ExStik® II Dissolved Oxygen Meter Kit
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.
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Hanna Instruments Multiparameter pH Meter
Sleek, multipurpose pH meter with smart electrode recognition and easy calibration.
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Fiber Optic Element
3' Fiber optic element, easily demonstrates the bending of light through the fiber optic wire. An inexpensive way to introduce students to fiber optics specifically the use of fiber optics for visual applications.
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edge® pH/ORP Meter
Sleek, versatile pH and ORP meter designed for laboratory, classroom, or field use.
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Free and Total Chlorine Portable Photometer
The Free and Total Chlorine Photometer combines accuracy and ease of use in a simple, portable design. The advanced optical system provides lab-quality accuracy while its user-friendly design is easy for any user making it the perfect photometer for your water quality testing needs. This meter measures free and total chlorine in water samples from 0.00 - 5.00 mg/L (ppm).
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Acrylic Ray Optics Set
A Good Optics Set for Demonstrations or First Experiments
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EMF Meter, Sper Scientific
Measures electromagnetic field emissions from electrical power lines and transmission equipment, computer, HVAC, audio/video, and other electrical appliances and equipment.
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Milwaukee® Economical Portable TDS Meters
Rugged, reliable meters designed for educational outdoor experiments.
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Advanced Benchtop pH/ORP Meter
High-precision benchtop pH and ORP meter with advanced data logging and diagnostics.
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Total Hardness Portable Photometer Kit
The Total Hardness Photometer combines accuracy and ease of use in a simple, portable design. The advanced optical system provides lab-quality accuracy while its user-friendly design is easy for any user making it the perfect photometer for your water quality testing needs. The HI97735 meter measures total hardness in water samples up to 750 mg/L (ppm) CaCO₃.
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Hanna Instruments GroLine Waterproof Portable pH/EC/TDS Meter
Portable multi-parameter meter for measuring pH, conductivity, and dissolved solids in agricultural and hydroponic systems.
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Ray Optics Kit
Economical kit for ray optics experiments and demonstrations.
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Milwaukee® Economical Portable pH/Temp Meters
Rugged, reliable meters designed for educational outdoor experiments.