THIS ITEM WILL ONLY SHIP VIA GROUND Finally, a 'Cold-Soak' that doesn't harm your surgical instruments. Safe, Non-irritating to patients and personnel, Easy To Use, No Mixing or Diluting. Just pour desired amount, Fast and Effective, Completely kills Tuberculosis, HIV, Staphylococcus, Salmonella, Pseudomonas, Influenza, Herpes Simplex II, Rhinovirus (Common Cold), Aspergillus, Candida, and Polio, Non-Corrosive. Spectra-Soak is a neutral pH solution with a built in rush inhibitor, making it completely safe for use with all stainless steel surgical instruments. EPA Registered. EPA assurance that all claims stated on the label are accurate and have been tested. Long Shelf Life. Spectra-Soak has an indefinite shelf life. Complete Disinfection Bactericidal, Tuberculocidal, Fungicidal, and Virucidal.