3M Restroom Heavy Duty Acid Bowl Cleaner, 12/Case (34764)
Introduction A 23% HCL acid product formulated to help dissolve the most difficult rust stains and hard water mineral deposits from toilet bowls and urinals. Not intended for use on metal plumbing fixtures. Effectively removes hard water scale, rust stains, caked-on soil and soap scum Non-Flammable 12Case Safety Data Sheet