Waterproof pH Meter. Floats. Submerge to 30″. Add 3 Buffer Solutions 4.00, 6.86 & 9.18 pH See below. Range: pH 0.00 to 14.00. Precision ± 0.01pH. Large Easy to Read LCD Screen. Temperature Meter. Includes 4, 6.86 and 9.18 ph solution powders.
You can use a pH meter to check the pH of your water, mash, [test Star San effectiveness] and finished beer.
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