Whatman Colour Bonded Full Range pH Test Strips with Colourimetric Chart, Range: 0.0 - 14.0, 6 x 80mm, 100 Pieces/Pack Pack

Whatman® pH indicator papers have four different segments of dye-impregnated which gives an extremely clear and accurate visual pH value. Dyes are chemically bonded to the paper and cannot be leached into solution.