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Hydroponics Testers

Hydroponics Testers

Take a step up in accuracy from chemical test kits with a pocket sized tester. designed for hydroponics testing.

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GroLine Waterproof EC/TDS (ppm) Tester

MSRP:

Was:

Now: $109.99
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GroLine Waterproof Hydroponic pH Tester

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Was:

Now: $99.99
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GroLine Hydroponics pH Tester

MSRP:

Was:

Now: $59.99
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High Range Manganese Colorimeter Checker® HC

MSRP:

Was:

Now: $67.99
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Low Range Silica Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99
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Combo pH/Conductivity/TDS Tester (High Range)

MSRP:

Was:

Now: $209.99
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Checktemp® Dip Digital Thermometer

MSRP:

Was:

Now: $94.99
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Low Range pH/Conductivity/TDS Tester

MSRP:

Was:

Now: $209.99
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pH/Temperature Tester with 0.01 pH Resolution - pHep®5

MSRP:

Was:

Now: $139.99
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pH & Temperature Tester with 0.1 pH Resolution - pHep®4

MSRP:

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Now: $123.99
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Checker® pH Tester with 0.1 pH Resolution

MSRP:

Was:

Now: $44.99
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High Range Silica Colorimeter - Checker® HC

MSRP:

Was:

Now: $67.99

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