Thermo Fisher, 90301TS, Duotest™ pH Paper Roll
pH Range: 1 to 12, Unit Size: Case of 5, Featuring two indicator zones for more accurate readings. Macherey Nagel™ Duotest™ pH Paper Rolls give the user the best possible accuracy in pH measurement.
Catalog Number: 90301TS
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Pack Sizecase of 5

