amount of bleach needed to make disinfectant
Disinfectant Bleach-Water Ratio Bleach to Water Ratio For Disinfectant. Use 2 teaspoons of CloroxÂ® Regular-Bleach per GALLON of water. Pre-wash surface with detergent and water, then soak with the sanitizing solution of bleach and water. Allow solution to contact surface for at least 2 minutes for optimum effectiveness.