The best solution for hard water areas. Excellent for removing milk fat and scale in automatic milk frothers. Cafetto MFC Red kills 99.999% of E-Coli, Salmonella, Listeria and Enterococcus when used according to manufacturer's instructions. Safe for all machine components, it leaves no harmful residue and does not cause corrosion inside the coffee machine. Instructions for use Gently squeeze the bottle to dispense 50 ml of cleaning liquid into the measuring cup Mix the measured solution with 1 litre of warm water Insert the milk frother nozzle into the solution and froth Repeat the process with 1 litre of clean water to ensure proper rinsing Certification Cafetto is fully aware of the importance of the need to protect the health of everyone who comes into contact with their products. That is why they apply an effective and consistent hygiene system to keep your coffee equipment clean. The products exceed global standards, allowing them to form a trust of Cafetto products. Cafetto is proud to be certified by independent, globally recognized industry bodies. NSF NSF (National Sanitation Foundation) International Protocol P152 refers to espresso cleaners that have been evaluated, tested and met NSF's stringent toxicological and corrosive standards. Ingredients and formulations in NSF-certified products are safe, leave no harmful residues and do not cause corrosion in the espresso machine.