PH / TDS / EC / PPM Products
The ph and PPM of water and growing mediums need to be tested and adjusted accordingly so that the plants can optimally absorb all the nutrients we provide them with. Too high or too low, the plants will show deficiencies. Measuring devices include: ph test strips, digital ppm reader, digital ph pen, 3-way ph meters, and ph test kits.
Showing all 17 results
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1 LB TNB Naturals PH Down
$20.00 -
1 LB TNB Naturals PH Up
$20.00 -
Alfred pH Test Strips – 4.5-9.0 Range 150 Strips
$14.00 -
CANNAMAX 500ML 1000 PPM REFERENCE SOLUTION
$12.00 -
CANNAMAX PH #4 REFERENCE SOLUTION
$12.00 -
CANNAMAX PH #7 REFERENCE SOLUTION
$12.00 -
Dutch Treat ph Test Paper
$16.00 -
General Hydroponics pH Test Indicator 8 Ounce
$29.95 -
HM Digital PH-80 pH Pen
$99.00 -
HM Digital TDS-3 TDS Pen With Carrying Case
$59.00 -
HYDROFARM 3-WAY METER
$14.95 -
LR 44 REPLACEMENT BATTERIES
$1.50 -
NUTRADIP GROW BOSS
$339.00 -
NutraDip GrowBoss
$359.00 -
NutraDip pH Meter
$199.00 -
NutraDip Portable Nutrient Meter
$199.00 -
Root Farm ph Test Kit
$12.95