Buying a pH Meter

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A pH meter is an electronic device used for measuring the pH (acidity or alkalinity) of a liquid (though special probes are sometimes used to measure the pH of semi-solid substances). A typical pH meter consists of a special measuring probe (a glass electrode) connected to an electronic meter that measures and displays the pH reading. pH meters vary from affordable and easy pen-like devices to complex and expensive laboratory instruments with computer interfaces. Accuracy should be the first consideration when purchasing a pH meter. You want an accurate, easy to use instrument, but there‚Äôs you don’t need to pay several hundred dollars to have a good one. Consider to check for ph meters.