RF-12 is a sanitiser concentrate for use in all food processing areas. When correctly diluted, RF-12 solutions do not need to be rinsed off. Key Benefits No rinsing is required after use Effective on a wide range of bacteria Solutions of RF-12 are non-hazardous and mild to use. How Does It Work? RF-12 is a food-grade sanitiser for use in kitchens and food processing areas. It is an excellent sanitiser for general surfaces, pots and pans, floors and for equipment. When cleaned then treated with RF-12, these items are rendered safe and free from bacteria.