pH test strips, PEHANON 7.2 to 8.8 (Box of 200 test strips)

• Unify pH indicator and reference color chart on one strip

• Any sample color has the same effect on both, the reference colors and the reactive pad, allowing unadulterated pH reading even in colored solutions

• Gradation (pH): 7.2 - 7.4 - 7.6 - 7.8 - 8.0 - 8.2 - 8.5 - 8.8

• Length: 100 mm

• Width: 11 mm