3M FT-32 Fit Test Solution, Bitter The 3M FT-32 Fit Test Solution, Bitter is a qualitative respirator fit testing solution designed to detect face seal leaks using a reliable bitter taste sensitivity agent for accurate worker assessment during respiratory protection programs. Featuring enhanced bitter aerosol sensitivity, consistent delivery performance, and improved formulation stability over previous generations, it is compatible with a wide range of half-face and full-face respirators and supports critical PPE compliance in industrial safety, healthcare, construction, and manufacturing environments. This solution helps ensure workers quickly identify fit issues, improving on-the-job safety, reducing exposure risks, and maintaining productivity in high-risk and regulated work settings. The 3M FT-32 Fit Test Solution, Bitter is designed to support OSHA 29 CFR 1910.134 qualitative fit testing requirements, delivering dependable performance in applications such as confined space entry, hazardous material handling, and routine respiratory protection program compliance. Available as 1 Each or Case of 6.