Meters & Solutions

pH Buffer #4 Calibration solution. This product comes in a white cylindrical bottle with a pink splash of liquid, with a pink border.
pH Buffer #4
  • $4.00
pH 7 Calibration solution. Dip probe into solution to calibrate. Always follow manufacturer's instructions.
pH Buffer #7
  • $4.00
Storage Solution is a pH/EC probe storage solution. Safe for all models. Clean the probe then store it in this solution between each use. This product comes in a white cylindrical bottle, the label says “storage solution” in black text with an image of a water splash near the bottom.
Storage Solution
  • $10.00
Electrode Cleaner
  • $10.00
14.13mS/cm EC Conductivity Solution in a small white cylindrical bottle with ridged top
14.13mS/cm EC Conductivity Solution
  • $10.00
For pH adjustment. Used to raise pH in water or nutrient solution. It contains silica which is beneficial to plants.
Potassium Silicate
  • From $11.95
pH Raise,Raises the pH of water. Safe for use with all plants in hydro, coco, and soil media. This product comes in a white cylindrical bottle with a blue top border, pH colour chart, and purple and blue flowers off to the left.
pH Raise
  • From $6.00
pH Down (250 ml)is 85% phosphoric acid. Lowers the pH of water. Safe for use with all plants in hydro, coco, and soil media. This product comes in a white cylindrical bottle with a white label, red top border and pH colour range chart on bottom left.
pH Down
  • From $6.00
Bluelab pH Probe KCl Storage Solution is a storage solution designed specifically for use with Bluelab pH Pens or pH Probes. Storage solution is used to ensure a pH probe is kept in ideal conditions during storage, while the probe is not in use. Product comes in a cylindrical bottle with a blue label.
Bluelab KCI Storage Solution
  • From $16.55
Bluelab pH 4.0 Calibration Solution. This product comes in a white cylindrical bottle with a black ribbed lid with a blue label.
Bluelab pH 4.0 Calibration Solution
  • $16.55
Bluelab pH 7.0 calibration solutions. This product comes in a white cylindrical bottle with a black ribbed lid with a blue label.
Bluelab pH 7.0 calibration solutions
  • $16.55
Bluelab pH Pen. This product is shown on a slight angle, white body, blue interior and pen cap with digital window.  The Bluelab pH Pen measures the temperature of the solutions, as root health is vital to the success of a crop. Temperature affects the growth rate and structure of a plant so a solution temperature of 18 - 22˚C or 65 - 72˚F is recommended.
Bluelab pH Pen
  • $117.00
Bluelab Combo Meter. The Bluelab Combo Meter is a portable pH, conductivity and temperature meter all in one.  If you are experiencing problems with yellow leaves, or slow stunted growth, the Bluelab Combo Meter will soon tell you if each parameter is within the plant's requirements. Shown here is a close up view of the blue lab combo meter: two probes, a Bluelab pH Probe,  a Bluelab Conductivity/Temperature Probe and digital screen
Bluelab Combo Meter
  • $290.00
The Bluelab pH Probe is a replacement pH probe (electrode) suitable for use with Bluelab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. This product is shot on a slight angle on a white background, probe is clear with black cord.
Bluelab pH Probe
  • $83.00
Bluelab Truncheon Nutrient Meter. This product is shot on a slight angle on a whote background. The nutrient meter is blue and white and cylindrical in shape with a black fabric handle. To take a reading of your solution - simply place the probe head into the solution and the reading is indicated by the flashing lights. Calibration of the Truncheon® Nutrient Meter is not required.
Bluelab Truncheon Nutrient Meter
  • $152.95
Hanna PH/EC/TDS/TEMP H19813-6 with Cal-Check Feature is a Portable pH/EC/TDS/Temperature Meter with CAL Check Feature is a versatile, water resistant, multipara meter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This product is black in colour with a clear face, two rows of black buttons down the centre and a white probe off to the right.
Hanna PH/EC/TDS/TEMP H19813-6 with Cal-Check Feature
  • $245.00
Alfred pH Test Strips. Product comes in a white cylindrical bottle with pH test strip colour examples. The product is shown in front of its box which also has pH color ranges on it.
Alfred pH Test Strips
  • $8.00
Nutri+ TDS Quickcheck Tester. This product is rectangular in shape, has a green body, black top and bottom. The digital face is clear with black numbers. This product’s dimensions are 151 x 33 x 20 mm and weighs 53 g.
Nutri+ TDS Quickcheck Tester
  • $30.75