fergat tandvardsmedel - a kiselaktigt creams, a fluoravgivande forening and benzoic acid as additives for the reduction of fergblekning

摘要

A dentifrice containing a siliceous polishing agent and an alkali metal fluoride or monofluorophosphate, a dye and an additive which prevents or reduces color fading which additive is benzoic acid and/or phytic acid when alkali metal monofluorophosphate is present and which is benzoic acid when alkali metal fluoride is present.