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Aqua Master P50 pH & Temperature Meter
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pH and Temperature Meter - pHep 5 - HI98128 | Hanna Instruments
HM Digital PH-80 pH/Temperature Meter - Saratoga Organics and Hydroponic Supply Store in NY
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HM Digital Pro Series PH-200 Pen Style pH/Temp Meter - Global Garden
PH Meter, PH/TDS/EC Temperature Tester with Backlight, 0-14 pH Measuring Range-±0.1 pH Accuracy, PH Value Meter Pool Drinking Water Swimming Pool Aquarium Pools - Walmart.com
3 in 1 PH EC TEMP 0.01 Meter Waterproof Digital EC pen with Automatic temperature compensation for aquarium 30%off - AliExpress
Ph & Temperature 2-in-1 Continuous Monitor Meter W/ Backlight Water Quality Monitoring Kit 0.00~14.00ph Degc/ Degf Dual Display - Ph Meters - AliExpress
Myron L TP1 TechPro II DS Meter | Handheld Conductivity, TDS, pH Meter
Portable pH / EC / TDS / Temperature Meter - HI9811-51
Always in Stock - Environmental Express pH 100 Portable pH meter with pH and Temperature Probes from Cole-Parmer
2-in-1 Combo pH & Temperature Meter Water Quality Tester Replaceable BNC pH Electrode for Aquariums Hydroponics Tanks Aquaculture Laboratory: Amazon.com: Industrial & Scientific
PH850-FT Portable pH Meter for Flat Surface Test
3 in 1 pH / EC / Temperature Meter ATC Waterproof Pen Type Tester – Gain Express Wholesale Deals