Kit includes 100 small (4.25 cm) papers or 40 Large (11 cm) papers, 10 gloves, directions, and a spray bottle of KFE Solution in a carry case.
A quick and easy method to test for total salts. Semi-quantitative by how much blue develops on the paper. Needs to be run on clean steel as soon after blasting or cleaning as possible for the best results.
Refill kit contains 100 small (4.25 cm) papers or 40 Large (11 cm) papers, 10 gloves, and KFE Solution.
With these tests you simplay spray the surface to be tested with the KFE solution. Wait for about 15 seconds and blot with the filter paper. Yellow means no salts and Blue means some salts. It is semi-quantative becasue the more blue on the paper, the more salts are on the surface.
NOTE: This test only works on ferrous - uncoated surfaces.