pH & PPM
Showing 1–12 of 71 results
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Sale!
2 Pack pH Meter and TDS Meter, 0.05 pH High Accuracy Tester Pen, ± 2% Readout Accuracy Digital Water Quality Filter Pen, 0-9990ppm, Ideal Water Purity Test for Drinking Water, Aquariums, Hydroponics
Original price was: $18.98.$11.99Current price is: $11.99. Buy Now -
3 in 1 PH Meter with TDS/Temp Meter, TDS Water Tester ±0.05 PH High Accuracy with 0-14 PH Measurement Range for Drinking Water, Aquarium, Hydroponics
$33.99 Buy Now -
3 in 1 TDS EC Temperature Meter Pen, Digital Water Tester Kit PPM EC Meter for Drinking Water Hydroponics Aquarium RO System and Pool
$10.99 Buy Now -
AERO-GRO Digital 4-in-1 Water Quality Testing Kit – High Accuracy Digital pH/TDS/EC/Temp Pen Set Perfect for Hydroponics, Pools, Koi Ponds, Drinking Water, Wine/Beer Making, Hot Tub, Spa, Aquarium
$44.99 Buy Now -
Apera GroStar Series GS4 pH/EC/500ppm/700ppm Combo 5-in-1 Pen Tester Kit (Gen II) with Replaceable Double-Junction pH/EC Probe for Hydroponics Water Quality Testing
$149.53 Buy Now -
Sale!
APERA INSTRUMENTS AI209-T Value Series PH20 pH Tester Combo Kit, including the Maintenance Set, and a CalPod Solution Holder for Easy Calibration
Original price was: $106.00.$79.07Current price is: $79.07. Buy Now -
Sale!
Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy
Original price was: $105.00.$78.70Current price is: $78.70. Buy Now -
Atlas Scientific pH Down Two Pack 250ml (16oz Total)
$15.99 Buy Now -
Atlas Scientific pH Up 3 Liter Box
$25.99 Buy Now -
Atlas Scientific pH Up and Down 250ml (8oz)
$22.03 Buy Now -
Banger Labs Premium pH Up Solution
$24.00 Buy Now -
Banger Labs Premium pH up Solution 1 Quart
$14.00 Buy Now
