Your Safer Source for Science

Since 1977

Address Flinn Scientific Canada, Inc. 175 Longwood Road South Hamilton, ON L8P 0A1
Phone 844-200-1455
Fax 844-200-0890

The Winkler method is the standard technique for the determination of dissolved oxygen in fresh and salt water. This scaled-down procedure requires reduced sample volume, reduced reagent volumes, less expense, and less time.


  • Dissolved Oxygen
  • Water Quality Testing
  • Winkler Titration