Ensure optimal respiratory protection with 3M™ Sensitivity Solution FT-31. This bitter-tasting solution is designed for qualitative fit testing, ensuring your respirators create a secure seal. It is compatible with the 3M™ Qualitative Fit Test Apparatus FT-10, FT-20, and FT-30. This solution is intended for occupational use only, providing a reliable method for fit testing to maintain workplace safety standards.