

American Marine PINPOINT pH Probe
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Sewfarm
Greater than one weekI needed a replacement for my PH reader and this little probe works perfect and is a great price. Thanks Amazon!
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Tom Crawford
Greater than one weekSoaking solution had dried out when I received it. Packaged very poorly.
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Toby
> 3 dayI bought this in February of this year. It will not take an accurate reading. Ive calibrated it on numerous occasions but it repeatedly reads low. Not worth the money.
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Songman999
Greater than one weekArrived fast and was as described
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Richard C.
07-06-2025It works as advertised
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frank raya
> 3 dayWorks perfectly with my meter.
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Dee From Brooklyn
> 3 dayWorks great
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Reina Isabel blanco
> 3 dayQue es útil práctico y cumple el objetivo
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Customer
> 3 dayI used them at 80 c high temperature acidic slurry and they are very durable. After a couple days I still found they can measure accurately by checking the standard solution.
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Aaron M. Weigand
> 3 dayBeen working great for the last two months on a Reef Angel +. Upon arrival, there was some seepage but it calibrated quickly and has been going strong since. Wouldnt hesitate to order another.