... foreign advanced technology,according to FDA and GMP standard manufacture,filter apparatus quality for import stainless steel while being hign-quality ... and except that fungus craft to extensively. 1.staining tube has a core,2core,5core,7core,9core,11core,13core,more ... have polytetrafluoroethylene(PTFE),polysulfone,nylon,polypropylene,acetic acid fibre 4.Filter hole have0.1UM,0.22UM,0.45UM,1UM,3UM, ...