I wonder if that's where it gets the "10" in the name? Makes it easy to remember.FS10 dilution is (and I am quoting from the pamphlet that came with the bottle) Wet all surfaces thoroughly and leave for a contact time of at least 10 minutes.
I know that this solution can be left on items to dry but the F10 SCXD has to be rinsed off anything it is used on.I wonder if that's where it gets the "10" in the name? Makes it easy to remember.