Nylon mesh(Flour mesh/nylon filter mesh) produced by BEIJING PFM SCREEN has passed the US FDA 21 CFR 177.1600.
It says that our nylon mesh,flour mesh ,nylon milling mesh,rosin filter bags,nylon filter mesh is safety for food and you can use it for any food or medicine filtering.Such as collection of algae&cells.particle analysis&filtration,paint monitoring,blood filtration,nut&juice filtering,etc.