A proven "one step" disinfectant, cleaner which is effective in the presence of 5% serum contamination. Phosphate free. Starts killing bacteria on contact! Eliminates Pseudomonas, MRSA, CA-MRSA, E.coli, Campylobacter, VRE, Salmonella in 4 minutes! Kills 99.9% of bacteria in 15 seconds!