Carolina Biological Supply Company Universal pH Indicator Strips, Range 5-10, Pack of 100

Effective in weakly buffered, colored, or turbid solutions, as well as in mud or sludge ColorpHast products include a bright, easy-to-read color chart. Covalently bound indicators do not bleed from uneven color zones or fade under intense light. The strips are portable, reliable and produce consistent accurate results. The Sensitivity is 0.5 for ranges 5 to 10. Each package contains 100 strips.