pH indicator strips

• testing the pH value of cardboard and paper
• suitable for field work
• results visible immediately
• efficient reading on slightly buffered, colored and cloudy papers, as well as on papers with impurities and residual residue
• pH 0-14 scale 1.0 pH
• 100 pieces

These strips are easy to use and give instant, accurate and consistent readings every time. Place a drop of distilled water on the surface of the tested object, place the pH-indicator strip on that spot and leave it like that for 30 seconds. Then compare the color of the strip with the color chart on the box to read the pH value.

Cijene u tablici su bez PDV-a.