Alkaline liquid laboratory cleaning concentrate for cleaning by hand for normal levels of dirt as well as immersion bath and ultrasonic bath cleaning. Also suitable for use with hard water.Cleans and degreases all non-corrosive materials and surfaces. Also suitable for industrial cleaning and degreasing of metals, electronic components, wafers, lenses, etc. Rinses off trace-free. pH value in concentration for use 2%: approx. 11.5 Density 1.07 g/ml Slightly foaming Concentration for use: 20 ml per litre of water; increase the dosage for stubborn dirt. Rinse thoroughly with deionised water. Laboratory cleaning agent RBS 35 liquid concentrate, pH 12,9 Not a medical device / Not an IVD product