Mildly alkaline cleaner (liquid concentrate) for the manual cleaning and pre-cleaning of laboratory glassware in ultrasonic and immersion baths, as well as for the cleaning of pipettes in special washers and the wet autoclaving of laboratory glassware before automated cleaning. Low foam, easy to rinse off. Mildly alkaline cleaner (liquid concentrate) for the manual cleaning and pre-cleaning of laboratory glassware in ultrasonic and immersion baths, as well as for the cleaning of pipettes in special washers and the wet autoclaving of laboratory glassware before automated cleaning. Low foam, easy to rinse off.