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pH Testers




Product Image Manufacturer- Item Name Price
GH pH Control Kit General Hydroponics

GH pH Control Kit

$17.20

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GH pH Test Indicator, 8 oz. General Hydroponics

GH pH Test Indicator, 8 oz.

$10.75

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GH pH Test Kit, 1 oz. General Hydroponics

GH pH Test Kit, 1 oz.

$7.50

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Hydrion pH Paper Hydrion

Hydrion pH Paper

$9.95

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