Replacement pH probe for pH GroCheck units.
HI 9811-5 and HI 9812-5 are pH/EC/TDS waterproof meters designed for s...
Shockproof rubber boot for portable meters with HI 991001 casing.This ...
Shockproof rubber boot for portable meters with HI 991001 casing.This ...
No Calibration! Water proof! Auto On/Off! Reads EC, CF and PPM on one ...
With a conductivity range right up to 6.0EC (60CF or 4200ppm), it will...
The Bluelab® pH Meter is used to accurately measure the pH value of a ...
• Light weight and portable• Measures pH, Nutrient and Temperature• Th...
In just one glance it measures all three critical parameters for succe...
If you need to measure the pH level of soil, media or substrates, then...
Bluelab® replacement pH probe for meters.
Bluelab® replacement soil pH probe for meters.
A Contact Ring helps the Bluelab pH Truncheon maintain its waterproof ...
• Full color laminated instructions• Conductivity standard solution• D...
The 24-7 Nutrient Meter from Control Wizard Products is a great all ar...
Replacement pH probe for the Sunlight Supply 24-7 Nutrient Meter....
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...