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Lab Equipment & Supplies
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TDS Meters
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Apera Instruments (10)
Azzota (7)
HM Digital (52)
Ohaus (9)
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-29%
HPK-1 COM-100, PH-200, Hydroponics Pro Meter Kit by HM Digital
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-42%
HM-100-OB Continuous pH/EC/TDS/Temp Monitor (Open Box) by HM Digital
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-22%
SM-1WOF In-line Single TDS Monitor w/o T-Fitting by HM Digital
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