Used to test the sensitivity of the respirator wearer to a saccharin solution. It is used with the 3M Qualitative Fit Test Apparatus FT 10 and 3M Training and Fit Testing Case FT 20.
Used with 3M Qualitative Fit Test Apparatus FT-10 and FT-30 and 3M Training and Fit Testing Case FT-20 as the test environment for sweet and bitter solution.