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An eventual graying can be counteracted by addition of elma beizzusatz S1 to the passivation solution (ratio: concentrate elma lab clean S15 (ELC S15) : elma beizzusatz S1 = 10 : 1)
2x each Elma Pin 0509
neutral cleaning concentrate for jewellery and watch parts (cases
drip-proof
Aluminium und Leichtmetall-Legierungen können angegriffen werden – hier ist Vorsicht geboten
ELC S15 Volumes:10 litres An eventual graying can beS15 (ELC S15) is a mildly acidic concentrate for ultrasonic cleaning and passivation of medical instruments, implants, lab instruments and work pieces. It is suitable for ultrasonic cleaning of stainless steel, non ferrous and light metals e. g. aluminium, glass and plastics as well as for the passivation of stainless and less chromium containing steels. Brass and copper alloys are brightened up. Removes mineral grease and oil, oxide layers (e. g.