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pH | ppm | EC | Instruments

  • Out of Stock

    Rapitest Digital Plus Soil pH Meter

    $23.54 - $23.54
    $23.54
    $23.54 - $23.54
    $23.54

    $23.54 - $23.54
    $23.54
    $23.54 - $23.54
    $23.54
    Out of Stock
  • Out of Stock

    Rapitest pH Soil Tester (12-Cs)

    $4.49 - $4.49
    $4.49
    $8.79
    $8.79 - $8.79
    $8.79

    Rapitest Soil pH Test Kit uses a patented color comparator test system. Performs ten (10) tests for soil pH. Test results allow the gardener to ame...

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    $4.49 - $4.49
    $4.49
    $8.79
    $8.79 - $8.79
    $8.79
    Out of Stock
  • Out of Stock

    Accurate pH 7 Soil pH & Moisture Meter

    $42.80 - $42.80
    $42.80
    $42.80 - $42.80
    $42.80

    $42.80 - $42.80
    $42.80
    $42.80 - $42.80
    $42.80
    Out of Stock
  • Out of Stock

    Soil Savvy - Soil Test Kit

    $24.99 - $24.99
    $24.99
    $24.99 - $24.99
    $24.99

    $24.99 - $24.99
    $24.99
    $24.99 - $24.99
    $24.99
    Out of Stock
  • Out of Stock

    Luster Leaf Rapitest Digital Moisture Meter

    $19.49 - $19.49
    $19.49
    $19.49 - $19.49
    $19.49

    Rapitest Digital Moisture Meter indicates soil moisture level in a digital readout from 0 to 9.9. The meter’s probe measures 5.625 inches. Printed ...

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    $19.49 - $19.49
    $19.49
    $19.49 - $19.49
    $19.49
    Out of Stock
  • Out of Stock

    Rapitest Soil pH Meter

    $25.99 - $25.99
    $25.99
    $25.99 - $25.99
    $25.99

    Rapitest soil pH meter determines the pH (acidity/alkalinity) of garden soil within 60 seconds on the 3.5 to 9 portion of the pH scale.. With this ...

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    $25.99 - $25.99
    $25.99
    $25.99 - $25.99
    $25.99
    Out of Stock
  • Out of Stock

    Future Harvest Nutradip pH Replacement Probe

    $41.43 - $41.43
    $41.43
    $41.43 - $41.43
    $41.43

    $41.43 - $41.43
    $41.43
    $41.43 - $41.43
    $41.43
    Out of Stock
  • Out of Stock

    HM Digital 1000 PPM Calibration Solution

    $4.97 - $4.97
    $4.97
    $4.97 - $4.97
    $4.97

    $4.97 - $4.97
    $4.97
    $4.97 - $4.97
    $4.97
    Out of Stock
  • Out of Stock

    Luster Leaf Rapitest 4 Way Analyzer (3-Cs)

    $39.79 - $39.79
    $39.79
    $39.79 - $39.79
    $39.79

    Rapitest 4-Way Analyzer incorporates a three (3) probe design. The unit determines soil pH (acidity/alkalinity), fertility (combined N-P-K levels),...

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    $39.79 - $39.79
    $39.79
    $39.79 - $39.79
    $39.79
    Out of Stock
  • FALSE
    Out of Stock

    Bluelab pH 7.0 Calibration Solution 20 ml Sachets, Pack of 25 Pieces

    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49

    Price shown is per unit; add to cart for case price.

    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49
    Out of Stock
  • Out of Stock

    Bluelab pH Meter

    $170.27 - $170.27
    $170.27
    $170.27 - $170.27
    $170.27

    The Bluelab pH Meter is used to accurately measure the pH value of a solution. Simply place the pH probe into the solution and the reading will b...

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    $170.27 - $170.27
    $170.27
    $170.27 - $170.27
    $170.27
    Out of Stock
  • Out of Stock

    Bluelab Commercial Truncheon Meter

    $157.94
    $157.94 - $157.94
    $157.94
    $102.93
    $102.93 - $102.93
    $102.93

    With a conductivity range right up to 6.0 EC (60 CF, 3000 ppm x 500 and 4200 ppm x 700), it will never leave you short. The Bluelab Commercial Trun...

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    $157.94
    $157.94 - $157.94
    $157.94
    $102.93
    $102.93 - $102.93
    $102.93
    Out of Stock
  • Out of Stock

    Milwaukee pH, Temp, and IDC (Incremental Dosing Control) w- WiFi and Data Logging Controller

    $0.00 - $0.00
    $0.00
    $307.84
    $307.84 - $307.84
    $307.84

    The highlight of this fully digital controller is an independent dosing control system (IDC) programmed to administer optimum supplement levels wit...

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    $0.00 - $0.00
    $0.00
    $307.84
    $307.84 - $307.84
    $307.84
    Out of Stock
  • FALSE
    Out of Stock

    HM Digital pH - TDS - EC - Temp meter

    $172.94
    $172.94 - $172.94
    $172.94
    $138.62
    $138.62 - $138.62
    $138.62

    $172.94
    $172.94 - $172.94
    $172.94
    $138.62
    $138.62 - $138.62
    $138.62
    Out of Stock
  • Out of Stock

    Future Harvest Grow Boss - Nutrient Monitor

    $0.00 - $0.00
    $0.00
    $224.98
    $224.98 - $224.98
    $224.98

    $0.00 - $0.00
    $0.00
    $224.98
    $224.98 - $224.98
    $224.98
    Out of Stock
  • Out of Stock

    Oakton Calibration pH 7.01 500 ml

    $16.41 - $16.41
    $16.41
    $16.41 - $16.41
    $16.41

    $16.41 - $16.41
    $16.41
    $16.41 - $16.41
    $16.41
    Out of Stock
  • FALSE
    Out of Stock

    Sure Test Base pH Pen +-- 0.3

    $0.00 - $0.00
    $0.00
    $33.99
    $33.99 - $33.99
    $33.99

    $0.00 - $0.00
    $0.00
    $33.99
    $33.99 - $33.99
    $33.99
    Out of Stock
  • Out of Stock

    Milwaukee SE600 Replacement Probe for MW802

    $84.35 - $84.35
    $84.35
    $84.35 - $84.35
    $84.35

    $84.35 - $84.35
    $84.35
    $84.35 - $84.35
    $84.35
    Out of Stock
  • Out of Stock

    Oakton Waterproof EcoTestr pH 2

    $68.32 - $68.32
    $68.32
    $68.32 - $68.32
    $68.32

    $68.32 - $68.32
    $68.32
    $68.32 - $68.32
    $68.32
    Out of Stock
  • FALSE
    Out of Stock

    Sure Test Commercial pH - EC - TDS - ORP Lab Meter

    $0.00 - $0.00
    $0.00
    $356.99
    $356.99 - $356.99
    $356.99

    $0.00 - $0.00
    $0.00
    $356.99
    $356.99 - $356.99
    $356.99
    Out of Stock
  • FALSE
    Out of Stock

    Sure Test Pro EC - TDS Pen

    $0.00 - $0.00
    $0.00
    $24.99
    $24.99 - $24.99
    $24.99

    $0.00 - $0.00
    $0.00
    $24.99
    $24.99 - $24.99
    $24.99
    Out of Stock
  • Out of Stock

    Milwaukee MW100 Portable pH Meter

    $86.59 - $86.59
    $86.59
    $86.59 - $86.59
    $86.59

    $86.59 - $86.59
    $86.59
    $86.59 - $86.59
    $86.59
    Out of Stock
  • Out of Stock

    Future Harvest Nutradip pH Meter Dual Power AC DC

    $95.92 - $95.92
    $95.92
    $95.92 - $95.92
    $95.92

    $95.92 - $95.92
    $95.92
    $95.92 - $95.92
    $95.92
    Out of Stock
  • Out of Stock

    Bluelab Soil pH Meter

    $185.51 - $185.51
    $185.51
    $185.51 - $185.51
    $185.51

    $185.51 - $185.51
    $185.51
    $185.51 - $185.51
    $185.51
    Out of Stock
  • Out of Stock

    Sure Test GroGuru Base w- Cellular Modem

    $1,265.74
    $1,265.74 - $1,265.74
    $1,265.74
    $333.33
    $333.33 - $333.33
    $333.33

    The Sure Test® GroGuru Base (Collector) is used to collect data from the various Stems (sold separately) with sensors. The Base then forwards this ...

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    $1,265.74
    $1,265.74 - $1,265.74
    $1,265.74
    $333.33
    $333.33 - $333.33
    $333.33
    Out of Stock
  • Out of Stock

    Sure Test GroGuru Stem w- 2 Sensors

    $291.99 - $291.99
    $291.99
    $291.99 - $291.99
    $291.99

    $291.99 - $291.99
    $291.99
    $291.99 - $291.99
    $291.99
    Out of Stock
  • FALSE
    Out of Stock

    Sure Test Pro pH Pen w- Replaceable Probe +-- 0.05 ATC

    $0.00 - $0.00
    $0.00
    $78.99
    $78.99 - $78.99
    $78.99

    $0.00 - $0.00
    $0.00
    $78.99
    $78.99 - $78.99
    $78.99
    Out of Stock
  • FALSE
    Out of Stock

    Sure Test Base Plus pH Pen +-- 0.05 ATC

    $0.00 - $0.00
    $0.00
    $28.99
    $28.99 - $28.99
    $28.99

    $0.00 - $0.00
    $0.00
    $28.99
    $28.99 - $28.99
    $28.99
    Out of Stock
  • FALSE
    Out of Stock

    HM Digital Hydromaster Portable

    $0.00 - $0.00
    $0.00
    $224.99
    $224.99 - $224.99
    $224.99

    $0.00 - $0.00
    $0.00
    $224.99
    $224.99 - $224.99
    $224.99
    Out of Stock
  • FALSE
    Out of Stock

    24-7 pH Replacement Probe

    $0.00 - $0.00
    $0.00
    $34.99
    $34.99 - $34.99
    $34.99

    A great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature. Its large illuminated green LC...

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    $0.00 - $0.00
    $0.00
    $34.99
    $34.99 - $34.99
    $34.99
    Out of Stock
  • Out of Stock

    HM Digital HydroMaster HM-500

    $0.00 - $0.00
    $0.00
    $248.99
    $248.99 - $248.99
    $248.99

    $0.00 - $0.00
    $0.00
    $248.99
    $248.99 - $248.99
    $248.99
    Out of Stock
  • Out of Stock

    Milwaukee MC720 pH Controller w- Dosing Pump Kit

    $0.00 - $0.00
    $0.00
    $259.99
    $259.99 - $259.99
    $259.99

    $0.00 - $0.00
    $0.00
    $259.99
    $259.99 - $259.99
    $259.99
    Out of Stock
  • FALSE
    Out of Stock

    Bluelab pH Down 500 ml

    $13.00
    $13.00 - $13.00
    $13.00
    $7.07
    $7.07 - $7.07
    $7.07

    $13.00
    $13.00 - $13.00
    $13.00
    $7.07
    $7.07 - $7.07
    $7.07
    Out of Stock
  • FALSE
    Out of Stock

    Bluelab pH 4.0 Calibration Solution 20 ml Sachets, Pack of 25 Pieces

    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49

    Price shown is per unit; add to cart for case price.

    $36.49 - $36.49
    $36.49
    $36.49 - $36.49
    $36.49
    Out of Stock
  • Out of Stock

    Milwaukee Martini pH55 - pH-Temp Tester

    $62.10 - $62.10
    $62.10
    $62.10 - $62.10
    $62.10

    $62.10 - $62.10
    $62.10
    $62.10 - $62.10
    $62.10
    Out of Stock
  • Out of Stock

    Milwaukee MW802 Smart pH-EC-TDS- Combination Meter

    $186.42 - $186.42
    $186.42
    $186.42 - $186.42
    $186.42

    $186.42 - $186.42
    $186.42
    $186.42 - $186.42
    $186.42
    Out of Stock
  • Out of Stock

    Bluelab Connect Stick

    $168.54
    $168.54 - $168.54
    $168.54
    $109.84
    $109.84 - $109.84
    $109.84

    The Bluelab® Guardian Monitor Connect, Bluelab® Connect Stick, Bluelab® Connect Range Extender and Bluelab® Connect Software. The Bluelab® Guardian...

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    $168.54
    $168.54 - $168.54
    $168.54
    $109.84
    $109.84 - $109.84
    $109.84
    Out of Stock
  • Out of Stock

    Bluelab Soil pH Replacement Probe

    $82.05 - $82.05
    $82.05
    $82.05 - $82.05
    $82.05

    $82.05 - $82.05
    $82.05
    $82.05 - $82.05
    $82.05
    Out of Stock
  • Out of Stock

    Oakton Replacement Electrode pH 10-20-30

    $78.64 - $78.64
    $78.64
    $78.64 - $78.64
    $78.64

    $78.64 - $78.64
    $78.64
    $78.64 - $78.64
    $78.64
    Out of Stock
  • Out of Stock

    Oakton Waterproof pHTestr 30

    $126.25 - $126.25
    $126.25
    $126.25 - $126.25
    $126.25

    $126.25 - $126.25
    $126.25
    $126.25 - $126.25
    $126.25
    Out of Stock
  • FALSE
    Out of Stock

    The Magic Trimmer Cutting Blades, Pack of 24 Pieces

    $136.62 - $136.62
    $136.62
    $136.62 - $136.62
    $136.62

    Price shown is per unit; add to cart for case price.

    $136.62 - $136.62
    $136.62
    $136.62 - $136.62
    $136.62
    Out of Stock
  • Out of Stock

    CenturionPro Solutions 3.0 Triple-Barrel Trimming System

    $18,969.25 - $18,969.25
    $18,969.25
    $18,969.25 - $18,969.25
    $18,969.25

    $18,969.25 - $18,969.25
    $18,969.25
    $18,969.25 - $18,969.25
    $18,969.25
    Out of Stock
  • FALSE
    Out of Stock

    CenturionPro Replacement Belt - For Mini, Original, Silver Bullet

    $0.00 - $0.00
    $0.00
    $33.35
    $33.35 - $33.35
    $33.35

    $0.00 - $0.00
    $0.00
    $33.35
    $33.35 - $33.35
    $33.35
    Out of Stock
  • FALSE
    Out of Stock

    TrimPro Grate - Silence Large

    $0.00 - $0.00
    $0.00
    $122.99
    $122.99 - $122.99
    $122.99

    $0.00 - $0.00
    $0.00
    $122.99
    $122.99 - $122.99
    $122.99
    Out of Stock
  • FALSE
    Out of Stock

    TrimPro Original Legs Extension Kit (4)

    $0.00 - $0.00
    $0.00
    $60.00
    $60.00 - $60.00
    $60.00

    $0.00 - $0.00
    $0.00
    $60.00
    $60.00 - $60.00
    $60.00
    Out of Stock
  • FALSE
    Out of Stock

    TrimPro Original Legs Kit (4)

    $0.00 - $0.00
    $0.00
    $46.00
    $46.00 - $46.00
    $46.00

    $0.00 - $0.00
    $0.00
    $46.00
    $46.00 - $46.00
    $46.00
    Out of Stock
  • FALSE
    Out of Stock

    TrimPro Original Rubber Hood Fastener

    $0.00 - $0.00
    $0.00
    $8.99
    $8.99 - $8.99
    $8.99

    $0.00 - $0.00
    $0.00
    $8.99
    $8.99 - $8.99
    $8.99
    Out of Stock
  • FALSE
    Out of Stock

    TrimPro Original Blade Counter Clockwise

    $0.00 - $0.00
    $0.00
    $254.00
    $254.00 - $254.00
    $254.00

    $0.00 - $0.00
    $0.00
    $254.00
    $254.00 - $254.00
    $254.00
    Out of Stock
pH/EC Maintenance