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Milwaukee Instruments PH55 pH Waterproof Dual Level Temperature Meter, Pocket-Size, -2.0 DegreeC to 16.0 DegreeC Temperature Range, 0.1pH Resolution, 38 mm Diameter: Amazon.com: Industrial & Scientific
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Amazon.com : Milwaukee Instruments (716798) PH55 Waterproof Ph Dual Level LCD Tester : Science Lab Ph Meters : Patio, Lawn & Garden
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Amazon.com : Milwaukee Instruments (716798) PH55 Waterproof Ph Dual Level LCD Tester : Science Lab Ph Meters : Patio, Lawn & Garden
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Milwaukee Instruments PH55 pH Waterproof Dual Level Temperature Meter, Pocket-Size, -2.0 DegreeC to 16.0 DegreeC Temperature Range, 0.1pH Resolution, 38 mm Diameter: Amazon.com: Industrial & Scientific
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