Root Catalog > Default Category > Nutrients > Accessories
 | Measure Master Graduated Round ContainersAll-purpose Measure Master Graduated Containers feature easy to read U.S. ounce and metric milliliter graduations. Positioned right on the container is our simple conversion chart for use as a reference guide for other commonly used measurements. Measure...Only $2.95 |
 | Autopilot Digital pH Controller - DoserThe Autopilot pH-1 controller accurately and reliably measures and controls the pH of any water-based solution, including hydroponic nutrient mixtures, and fish aquarium water. After selecting the desired pH setting from 5.0 to 8.0 pH, the pH controller...Only $369.95 |
 | Autopilot Digital pH Controller - Sampling KitpH sampling assembly, allows for more accurate readings. Sampling kit includes a submersible pump, 3/4 x 5' tubing and molded sensor assembly with mounting bracket. The sampling assembly provides a stable method to mount the pH and temperature sensors....Only $74.95 |
 | Hydro RX Water & Soil Test Kit *DISCONTINUED*Tired of guessing whether your water's nutrient levels are adequate? Hydro Rx takes the guess-work out of water management. Hydrofarm Test Lab has developed a kit that lets you manage your plant nutrients with lab-tested precision. Hydro Rx is simple:...Only $39.95 |
 | 30ml Nutrient PumpAvoid messy spills with the Hydrofarm Nutrient Pump. Screws on to the lid of 1 gallon and some 2.5 gallon nutrient containers. One full pump delivers 30 ml of nutrients.Only $3.95 |
 | H2O2 Hydrogen Peroxide 29%A 29% liquid concentrate solution that adds oxygen to nutrient solutions through chemical compounds. This sterilization additive is excellent for cleaning and disinfecting hydroponic equipment, materials, and growing areas. Uses: A great source of oxygen...Only $12.95 |