Understanding urine tests - InformedHealth.org -
2010-7-27 · The following substances can be checked using a rapid urine test: pH value (measure of the acidity of the urine. Normal values, depending on diet, range from about 5 to 7, where values under 5 are too acidic, and values over 7 are not acidic enough) Protein (not usually found in urine)
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