I use this for my dental implants to keep them clean
The analyser to be used could have been identified. it not not clear with which analyser theses ese strips would be compatible.
Saves time and effort.
No variation between packs, which is good.
3M offers two qualitative fit test kits FT-10 (sweet) and FT-30 (bitter); FT-10 uses a test solution of sodium saccharin that produces a sweet tasting aerosol and FT-30 uses denatonium benzoate to produce a very bitter taste.