0Cart

Meters & Controllers

Sort by:
Price: High to Low
Show:
32
Hanna General-Purpose Cleaning Solution | 230ml
Out of stock
$25.07
Hanna 4.01 pH Buffer Solution | 500ml
In stock
$24.30
Hanna 7.01 pH Buffer Solution | 500ml
In stock
$24.30
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
Out of stock
$24.30
Save 18%
GroStar pH calibration kit (pH 4/7/10, 8 oz. each)
In stock
$23.82 $28.99 -18%
Bluelab pH Probe KCl Storage Solution | 250ml
In stock
$22.59
HM Digital TDS-3 Handheld TDS meter
In stock
$22.59 $33.99 -34%
Bluelab Meter Carrying Case | Meter Not Included
In stock
$22.13 $29.08 -24%
Bluelab Probe Care Kit | for Bluelab pH Probes
In stock
$21.71
Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In stock
$21.58 $29.99 -28%
Save 16%
Dilution Solutions PH Calibration Solution | 20pcs
In stock
$21.08 $24.95 -16%
Save 18%
GroStar pH Probe Maintanence Kit
In stock
$19.71 $23.99 -18%
Bluelab Conductivity Standard Solution | 500mL- 2.77 EC - Designed for Bluelab Products
In stock
$18.11
Bluelab pH 4.0 Calibration Solutions | 500mL- Designed for Bluelab Products
In stock
$18.11
Bluelab pH 7.0 Calibration Solutions | 500mL- Designed for Bluelab Products
In stock
$18.11
Save 18%
P3 International Save a Drop Water Meter
In stock
$16.40 $19.95 -18%
Bluelab Probe Care Kit | for Bluelab Conductivity Probes
In stock
$15.64
Save 18%
GroStar pH calibration kit (pH 4/7, 8 oz. each)
In stock
$15.60 $18.99 -18%
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In stock
$15.30 $21.29 -28%
Bluelab Conductivity Standard Solution | 120ml - 2.77EC
In stock
$13.46
Save 6%
Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml
In stock
$13.04 $13.90 -6%
Save 6%
Milwaukee Instruments pH 7.01 Solution, 230 ml
In stock
$13.04 $13.90 -6%
SUNPACK Tri-Meter Moisture, Light & pH | Measures Moisture, Light & pH
In stock
$12.33 $16.99 -27%
Save 18%
GroStar EC Calibration Kit (2.77 EC, 8 oz. each)
In stock
$12.32 $14.99 -18%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In stock
$10.59 $13.49 -21%
Hydrofarm Active Air 3-Way Meter
In stock
$10.03 $14.99 -33%
Bluelab Conductivity Standard Solution | 250ml - 2.77 EC - Designed for Bluelab Products
In stock
$9.86
Bluelab pH 4.0 Calibration Solution | 250ml - Designed for Bluelab Products
In stock
$9.86
Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products
In stock
$9.86
Active Air 2-Way pH & Moisture Meter | 1ct
In stock
$9.06 $13.99 -35%
Active Air 3-Way Meter
In stock
$9.03 $13.09 -31%
Save 5%
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)
In stock
$9.02 $9.49 -5%
Show another 7 products
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $6
  • $2885
Shop Owner
Brand
    Show all (20)