Pack Test 10 times pH ZAK-pH 1 box

It is suitable for measuring well water, tap water, spring water, river or lake water, rain, etc. that have weak buffering properties. Measurement items: pH Number of measurements: 10 Simple water quality testing equipment Measurement principle: Colorimetric method using color development of pH indicator Measurement scale: pH 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5 Measurement time: 20 seconds Contents: 10 tubes (10 laminated bags containing 1 tube each), 1 standard color sheet, 1 instruction manual