Meters & Solutions

Bluelab Conductivity Pen

$84.6 $153.97
Batteries for PRO pH/TDS pen or Thirsty Light, 1.4V (pack of 4 batteries)

$17.37 $22.93
Dutch Pro pH Grow – 1L

$14.39 $25.18
GH pH 4.01 Calibration Solution, 1 qt

$19.35 $29.03
Hanna 1382 ppm Solution, 230 ml

$15.29 $24.16
Hanna 1500 ppm Solution, 230 ml

$14.39 $21.3
Hanna Combo pH/EC/TDS/C/PPM Tester

$58.87 $111.26
Hanna Electrode Cleaner, 16 oz

$17.99 $25.91
Hanna Replacement pH Electrode for HI98127, HI98128, HI98129, & HI98130

$71.09 $112.32
Hanna Storage Solution, 16 oz

$17.99 $25.91
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)

$31.54 $38.16