pH test strips 3.1 to 8.3 (Box of 100 pcs)

• Approved for pH determination in saliva, for professional use only

• With chemically bound indicators which prevents bleeding and therefore contamination of the sample

• Gradation (pH): 3.1 - 3.5 - 3.9 - 4.3 - 4.7 - 5.1 - 5.5 - 5.9 - 6.3 - 6.7 - 7.1 - 7.5 - 7.9 - 8.3

• Length: 85 mm

• Width: 6 mm