hey guys i have Oxyflux clens in sealed aluminum strips , they have an "R" stamped on them., and on the outside of the strips say" farmaceuticos rayere,s.a"
lot # is 0342 cad.8 jun. 2002
Not sure if this helps, but the oxyflux I've got is in a container (small plastic bottle), I've never used it 'cause I got my hands on some spiropent, and heard the oxyflux is nowhere near as good!