Opti-Cide3 with Rust Inhibitor, 1 Gallon. Instrument Soak Solution. Formulated with enhanced rust inhibitor for prolonged instrument soaking. Safe for use on metals, including: titanium, aluminum, stainless steel, brass, chrome. Contains no dangerous phenol, corrosive hydrogen peroxide, toxic chlorine (bleach) or staining dyes. Kills Gram Positive and Gram Negative Bacteria, TB, Chlamydia and Pathogenic Fungus. Effective against both Enveloped (lipophilic) & Non-Enveloped (hydrophilic) Viruses. 1 gallon bottle of solution