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pH/EC Maintenance
Essentials
Active Aqua
Blue Lab
General Hydroponics
Green Air
Hanna Instruments
HM Digital
Milwaukee Instruments
Nutradip
Oakton
Technaflora
Thirsty Light
1000ppm Calibration Solution
$6.95
Quantity:
1382 TDS Solution
$1.95
Size:
20 ml sachet, $1.95
220 ml bottle, $10.95
Quantity:
1413 mS Packet
$0.84
Quantity:
1413uS & 1500 PPM Calibration Kit, Twin Pack 2x16 oz
$17.95
Quantity:
1500 ppm
$1.95
Size:
20 ml sachet, $1.95
220 ml bottle, $10.95
Quantity:
1500 ppm Calibration Solution
$8.20
Size:
8 oz, $8.20
1 qt, $21.50
Quantity:
2-Way Moisture/pH Meter
$7.95
Quantity:
Active Air 3-Way Meter
$9.95
Quantity:
AquaPro TDS/Temperature Meter
$44.95
Quantity:
Batteries for pH/TDS pen or Thirsty Light (pack of 4 batteries)
$6.95
Quantity:
Bluelab Combo Meter
$308.00
Quantity:
Bluelab Truncheon Meter
$140.00
Quantity:
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