Oakton Phtestr 10
-- $118.95
-- Oakton pHTestr 10 - .1 pH Accuracy ATC*
The waterproof and dustproof (IP67 rated) housing maintains the integrity of the Oakton Instruments
pH tester even in dirty or damp field conditions. . . .
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Oakton Phtestr 20
-- $128.95
-- Oakton pHTestr 20 - .01 pH Accuracy ATC*
The Oakton Instruments pH Testers feature unique double junction electrode design and increased
reference gel volume to allow for significantly longer . . .
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Oakton Phtestr 30
-- $147.95
-- Oakton pHTestr 30 - .01 pH Accuracy ATC*
The Oakton Instruments pH Testers feature unique double junction electrode design and increased
reference gel volume to allow for significantly longer . . .
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Oakton Replaceable Electrodes Ph Wp 1 Pen
-- $44.95
-- THIS IS FOR A REPLACEMENT ELECTRODE not an entire unitOptimize nutrient strength
during growth, flowering,
and fruiting
Reliable waterproof, dustproof housing and
replaceable electrode provide . . .
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Oakton Replaceable Electrodes Ph Wp 2 Pen
-- $61.00
-- THIS IS FOR A REPLACEMENT ELECTRODE not an entire unitOptimize nutrient strength
during growth, flowering,
and fruiting
Reliable waterproof, dustproof housing and
replaceable electrode provide . . .
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Oakton Tds Tester Ultra Basic
-- $74.95
-- Test nutrient concentration and check temperature with one Testr. All the features of the TDS/ECTestrs and more. Analyze hydroponic solutions using either cup-style or dip-style measurements, with a single . . .
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