HM Digital Meters
Showing all 6 results
-
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)
$10.99Estimated delivery dates: Aug 22, 2026 - Aug 27, 2026 -
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
$52.99Estimated delivery dates: Aug 22, 2026 - Aug 27, 2026 -
SOLD OUT 
HM Digital Hydromaster Replacement EC/TDS Probe
$57.99 -
HM Digital PH-80 pH/Temperature Meter
$47.99Estimated delivery dates: Aug 22, 2026 - Aug 27, 2026 -
HM Digital PH-STOR pH Electrode Storage Solution
$8.99Estimated delivery dates: Aug 22, 2026 - Aug 27, 2026 -
HM Digital TDS-3 Handheld TDS meter
$36.99Estimated delivery dates: Aug 22, 2026 - Aug 27, 2026
&url=https://jollygreenhydroponics.com/product/hm-digital-1000-ppm-tds-calibration-solution-3-oz-90-ml/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/HMDC1000_1-1024x853.jpg){kind=link}
