OVADINE® (PVP Iodine - Fish egg disinfectant, also known as Iodophor) is a buffered 1% Iodine solution specifically formulated for use in disinfecting fish eggs. It contains 10% Povidone-Iodine (PVP Iodine) complex which provides 1% available iodine. OVADINE® (PVP Iodine) is manufactured according to Good Manufacturing Practices (GMP) and Good Laboratory Practices (GLP). It is a US FDA Low Regulatory Priority (LRP) for use as a disinfectant for fish eggs including salmon and trout eggs. It is widely used as a fish egg disinfectant in North America to reduce the transmission of diseases between generations of fish. OVADINE® (PVP Iodine) fish egg disinfectant is an important part of a complete Biosecurity program.

Directions for use:

• During fish egg water hardening: Use available Iodine (OVADINE contains 1% available Iodine) at 50 parts per million (ppm) for 30 minutes. Dilute 1 part OVADINE® (PVP Iodine) to 200 parts potable water.

• After fish egg water hardening: Use available Iodine (OVADINE® contains 1% available Iodine) at 100 parts per million (ppm) for 10 minutes. Dilute 1 part OVADINE® (PVP Iodine) to 100 parts potable water.

We have recently updated our product label to include a convenient dose mixing chart. A summary of this label is available at:  OVADINE® Directions for Use

Some Fish and Wildlife agencies have their own guidelines for Iodophor disinfection of fish eggs and they sometimes recommend slightly different concentrations and/or exposure times for fish egg disinfection with PVP Iodine (OVADINE®). The following links describe some of these concentrations.  

US Fish & Wildlife Service - Document on Iodophor Disinfection of Fish Eggs

Fisheries Co-Managers of Washington State - Salmonid Disease Control Policy

Wisconsin Department of Agriculture

Michigan Department of Natural Resources

USGS - Disinfection of Walleye and Northern Pike eggs

If you are unfamiliar with fish egg disinfection we recommend that you first consult with your local fish health professional.

Ovadine® (PVP Iodine) is reccomened for the disinfection of fish eggs. If you are looking for an Iodine disinfectant for use on hard surfaces, see our 1.75% IODINE.

Ovadine (buffered PVP Iodine- Fish egg disinfectant) is also available in 55 Gallon Drums. Please call for pricing for this volume.