Hanna Combo HI98129 pH/EC/TDS/Temperature Tester with Low Range EC Adapters ensuring relative humidity is kept

ensuring relative humidity is kept at 69% in a contained area

and improve plant resistance to abiotic stresses through better nutrient and water availability

which allows you to ensure a consistent and precise cure every time

This liquid formula is easy to use and highly effective

Hanna pH 4 buffers contain potassium hydrogen phthalate

Hanna Combo HI98129 pH/EC/TDS/Temperature Tester with Low Range EC Adapters ensuring relative humidity is keptThe HI 98129 Combo waterproof tester offer high accuracy pH, EC TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large easy to read, dual level LCD and automatic shut off. pH and EC TDS readings are automatically compensated for the effects of temperature (ATC). This technologically advanced tester has a replaceable pH electrode cartridge