For fast determination of pH in solvents.
Some covers the entire pH scale, while other types gives a more precise measurement of the pH value.
Dip a strip in the liquid for a few seconds and subsequently compare to the provided colour scale.
Available in blocks or as rolls and strips.
Note Visual reading of results is subjective since this depends of the light and the person's ability to recognize colors. Results shall be considered as an indication and not a precise result.
Some sticks (plastic/paper) can be read in a reflectometer which gives an objective result, which can be documented too.
Cross-references for test papers with suggested alternatives.
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