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: 3,1 - 8,3
• Indicator fields: 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