$69.95
- Alfred Digital PH/Temp Meter Water Resistant specs - Specifications: Measures pH and Temperature One-touch automatic digital calibration Water resistant Simultaneous temperature display Sleek, lightweight design Large LCD display Automatic Temperature Compensation (ATC) Auto-off function,...
$44.00
- Alfred's Digital EC/TDS Meter specs - Specifications: Four scales: EC: µS, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant Measurement Range: 0-9990 µS; 0-5000 ppm; 0-9.9 mS; 0-5.0 ppt Digital Calibration (push...
$13.95
- Cyco Calibration Solution pH 4.0 - Specifications: For calibration of pH Meters at pH 4.0 pH Buffer 4.0 @ 25° C (77° F) Based on international (APHA) standard formula The most common reasons for...
$13.95
- Cyco Calibration Solution pH 7.0 - Specifications: For calibration of pH Meters at pH 7.0 pH Buffer 7.0 @ 25° C (77° F) Based on international (APHA) standard formula The most common reasons for...
$17.95
- Cyco pH Up 1L - Specifications: Highly concentrated - 36% UN approved packaging Fully compliant with all safety regulations Features: Cyco pH Up raises the total pH value of the made nutrient solution. This...
$17.95
- Cyco pH Down 1L - Specifications: Highly concentrated - 47% UN approved packaging Fully compliant with all safety regulations Features: Cyco pH Down lowers the total pH value of the made nutrient solution. This...
$13.95
- Cyco Calibration Solution EC 2.76 250ml - Specifications: For Calibration of Conductivity (EC) and TDS Meters Calibrates to 2.76mS/cm or cF 27.6 at 25oC (77oF) Contains Potassium Chloride Based on international (APHA) standard formula...
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- 4 in 1 soil PH meter- Features: 4-in-1 Soil Tester for plants and lawns Measures sunlight (9 levels), soil moisture (5 levels), soil pH (12 levels) and temperature (°C & °F) 200mm long probe...
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- Hanna growline ph tester - The pH128 GroPro is a pH tester with advanced features for the measurement of pH in hydroponic nutrient solutions. The pH128 is a very simple meter to operate with...
$10.99
- alfred ph test strips (4.5-9) unit - Alfred’s pH Test Strips are quick, easy, and reliable!Don’t take any chances, no other nutrient solution characteristic is more important for healthy plants. Without the correct...
$74.95
- hanna hi98301 tds/ppm tester dist 1 waterproof - The Hanna Instruments HI98301 DiST 1 is a low-range total dissolved solids tester than can measure up to 2000 ppm (mg/L). The DiST 1 is a...
$24.95
- Alfred weather station w/probe - The Alfred Horticulture thermo-hygrometer accurately measures humidity and temperature in degrees Celsius or Fahrenheit and has a very easy to understand indicator that indicates if the levels of both...
$3.56
- hanna hi70032p 1382ppm Tds calibration solution - HI70032P is a premium quality 1,382 mg/L (ppm) TDS calibration solution that is NIST traceable and contained in portable single-use sachets.. Each sachet has the lot...
$19.95
- Alfred cellphone microscope 60x w/usb charger- Identify and photograph your garden pests in high resolution! The Alfred Phone Microscope allows you to convert your cell phone camera into a microscope. Its compact and convenient...