Alkaline detergent (powder) for the automated cleaning of laboratory glassware and other laboratory utensils. Especially suitable for the automated cleaning of laboratory glassware and utensils in water analysis laboratories, in serological institutes and in the phosphate industry. Especially for laboratory glassware used for for sensitive analyses, where residues of phosphorous compounds would adulterate analysis results. Free of phosphates. Alkaline detergent (powder) for the automated cleaning of laboratory glassware and other laboratory utensils. Especially suitable for the automated cleaning of laboratory glassware and utensils in water analysis laboratories, in serological institutes and in the phosphate industry. Especially for laboratory glassware used for for sensitive analyses, where residues of phosphorous compounds would adulterate analysis results. Free of phosphates.