Macherey-Nagel Duotest Indicator Paper Refill Pack with 3 Rolls; 1 - 12 pH Range
Item No. 9130355
Roll length 5 m; 10 mm width. With two colour zones. Duotest indicator papers combine two different indicator zones on a single strip. The zones are separated by a hydrophobic barrier; which effectively prevents mixing of the reaction colors; simplifying and precisely assigning the pH value.
|Country of Origin||Germany|