Comparator paper provides a quick and easy method of indicating the pH of a solution. Like universal indicator paper, they use a single colour change which can be matched to the colour chart with the added advantage of being able to measure in pH intervals of 0.2 - 0.5 pH.
- Supplied as either books, paper strips or a 5 metre reel
- Packed in plastic packs and dispensers to ensure they remain stable and protected
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