Code: 1.10232.0001
This is determined by dipping part of the paper into a solution of interest and watching the color change.
per PK 6
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Traditional pH indicator test papers, supplied on a 4,8 metre roll, consisting of high quality filter paper impregnated with indicator and mixed indicator solutions then dried and cut to size.
Roll format are easy to use and most common ranges are available in a refill format
Quality assurance - tests are checked and calibrated against certified buffer solutions
Wide and narrow pH ranges available
* no colour scale card supplied
** pack of 3×100 strips