- Use to verify concentration of MetriCide OPA Plus Solution prior to each use
- Guards against dilution that may lower the ortho-Phthalaldehyde level of the solution below its MRC
- 33% faster than other strips with results in 60 seconds
- If the strip is completely magenta the OPA is at or above 0.3% MRC necessary for high level disinfection
- If any yellow appears the solution should be discarded
- 100 test strips per bottle
IMPORTANT: The used solution must be discarded after 14 days, if using an AER and 30 days if using manually, even if the MetriCide OPA Plus Solution Test Strip indicates a concentration above the MRC.
NOTE ABOUT SHIPPING THIS ITEM This product can only be shipped within the contiguous United States (lower 48) and by UPS Ground.