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$129.50
APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit
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$129.50
APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit
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$67.63
Apera Instruments 201T-F All-In-One Ph Electrode, ATC, BNC/RCA Connector, Polycarbonate Body AI1302
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$67.63
Apera Instruments 201T-F All-In-One Ph Electrode, ATC, BNC/RCA Connector, Polycarbonate Body AI1302
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$50.22
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
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$50.22
APERA INSTRUMENTS AI209 Value Series PH20 Waterproof Ph Tester Kit, ±0.1 Ph Accuracy
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$79.76
Apera Instruments AI311 Premium Series PH60 Waterproof Ph Pocket Tester Kit, Replaceable Probe, ±0.01 Ph Accuracy, Lcd Display
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$79.76
Apera Instruments AI311 Premium Series PH60 Waterproof Ph Pocket Tester Kit, Replaceable Probe, ±0.01 Ph Accuracy, Lcd Display
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$16.20
$18.00
Apera Instruments AI1113 Ph Calibration Buffer Solution Kit (7.00, 4.00), 8 Oz. Each
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$16.20
$18.00
Apera Instruments AI1113 Ph Calibration Buffer Solution Kit (7.00, 4.00), 8 Oz. Each
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