Clean the liquid junction of your electrodes once a day or at least on...
Features dual level display showing pH/ temperature and percent remain...
• Low cost continuous indicator. • Supplied complete with a double jun...
TDS solution are produced with high-quality potassium chloride in vari...
The GroChek TDS Meter • Continuous reading TDS meter with a remote lab...
• Two parameters with a single instrument• Advanced electrod...
This handheld unit Features one probe for pH, EC and TDS. It also Fea...
HI 9811-5 and HI 9812-5 are pH/EC/TDS waterproof meters designed for s...
The 24-7 Nutrient Meter from Control Wizard Products is a great all ar...
Hanna™ Replacement pH Electrode (for HI98127, HI98129)...
Replacement PPM probe for the Sunlight Supply 24-7 Nutrient Meter....
Replacement pH probe for pH GroCheck units.
Replacement pH probe for the Sunlight Supply 24-7 Nutrient Meter....
For use with Oakton waterproof pH testers (pH1 and pH2) with microproc...
For use with pH and EC/TDS portable pens such as Hanna™ pH Champs, Dis...
Water quality test for the rapid detection of Coliforms in water. Fast...
Shockproof rubber boot for portable meters with HI 991001 casing.This ...
Shockproof rubber boot for portable meters with HI 991001 casing.This ...