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Since 1977

Address Flinn Scientific Canada, Inc. 175 Longwood Road South Hamilton, ON L8P 0A1
Phone 844-200-1455
Fax 844-200-0890
Email flinn@flinnsci.ca
Congo red test papers are supplied in stoppered vials containing 100 strips per vial. The papers are for testing strong acids (3.0 to 5.0).

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Product Details

Supplied in stoppered vials containing 100 strips per vial. For strong acids. pH 3.0 (blue-violet) to 5.0 (red).