7 Records Returned 7 Records Displayed.   Click for More Info   Hanna Checker 1 pH Tester, HI-98103 Unlike other pH testers, the Checker electrode can be changed and any pH electrode of different shape or size can be used. Checker is also suitable for checking electrodes in pipes and tanks and various other applications. Product ID: MT-HI-98103 Category:  pH and Nutrient- pH and Nutrient Monitoring and Control     Click for More Info   Hanna Electrode Replacement for HI-9813-6 This replaces the electrode on Hanna GroChek pH/TDS/EC/°C Meter w/Cal-Check Product ID: MT-HI-1285-6 Category:  pH and Nutrient- pH and Nutrient Monitoring and Control     Click for More Info   HANNA GroCheck TDS Meter HI-98330N These continuous-read meters have been engineered to suit the aggressive environments found in grow rooms. To make these indicators ideal for growers, the housings & cable connections have been sealed against vapor and humidity. Product ID: MT-HI-983301N Category:  pH and Nutrient- pH and Nutrient Monitoring and Control     Click for More Info   HANNA Meter Calibration Packets Product ID: XHANNA_PACKETS Category:  pH and Nutrient- pH and Nutrient Monitoring and Control     Click for More Info   Hanna pH/TDS Combo Meter, HI 981404N This is one of our favorite meters. It allows you to measure both pH and TDS (EC) at the same time, while conveniently hanging on the wall above your nutrient. (HI 981404N) Product ID: MT-HI-981404N Category:  pH and Nutrient- pH and Nutrient Monitoring and Control     Click for More Info   HANNA pHep 4 Waterproof pH tester, HI98127 The waterproof pHep 4 pH tester has a dual-level LCD that displays pH and °C or °F. At startup, pHep performs a self check then displays the remaining battery level to assure proper working condition. Product ID: MT-HI-98127 Category:  pH and Nutrient- pH and Nutrient Monitoring and Control     Click for More Info   HANNA Waterproof EC/TDS/Temp Tester DiST5 The new waterproof DiST 5 testers have a dual-level LCD that displays EC or TDS and °C or °F. This 3-in-1 tester is unmatched in EC/TDS/Temperature measurement! Product ID: MT-HI-98311 Category:  pH and Nutrient- pH and Nutrient Monitoring and Control

© 2006 GreenCoast Hydroponics site design: practically dutch