Essentials pH Test Kit – Narrow Spectrum

"Test pH with this easy-to-use test kit. Suitable for measurements in the range 5.6 to 7.4 pH." Essentials pH Test Kit will perform up to 150 tests . At a frequency of 3 tests per week, it will last for a year , which is an excellent purchase at a good price. It covers the pH range of 5.6 - 7.4. Measurement in increments of 0.2.

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