pH Indicator Strips from Macherey-Nagel: pH-Fix

For determination of pH-value. pH-Fix strips have chemically bonded indicators and are the bench mark for quick pH testing with test strips. The fixation prevents bleeding and therefore contamination of the sample - permanent colour, non-bleeding. With a shelf life of four years, these packs are perfect for longer projects or slow use.

One packet contains 100 strips in a plastic box with printed color scale.

• pH range: 7,9 - 9,8
• Indicator fields: 7,9 - 8,3 - 8,6 - 8,9 - 9,1 - 9,4 - 9,8