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labs & scientific testing
• "Instant-on" capability—can be used with photocell or motion sensor
make sure that pH and EC levels stay within range
Greenhouse whiteflies are typically found on poinsettias
Hanna GroChek pHEP 4 Meter new-releases labs & scientific testingThe pHEP 4 includes a dual level LCD, battery level indicator, BEPS, replaceable pH electrode cartridge, stability indicator, automatic shut off, electrode removal tool, and automatic calibrationall in a floating, waterproof casing. It is ideal for users who require the greatest accuracy and features while staying economical. Features Waterproof and designed to float Automatic temperature compensation Automatic calibration Tactile grip casings HOLD
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