Tooth paste permitting the contol of the brushing time of...

A - Human Necessities – 61 – K

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A61K 7/24 (1980.01)

Patent

CA 1116528

"PATE DENTIFRICE PERMETTANT UN CONTROLE DU TEMPS DE BROSSAGE DES DENTS" A B R E G E Pâte dentifrice contenant des substances réactives permettant de contrôler le temps de brossage des dents par le changement de couleur qui se produit après un temps déterminé de brossage, les substances réactives comprenant essentiellement un tampon citrate/acide citrique de molarité comprise entre 0,07 et 0,35 M avec un pH compris entre 4 et 5,5 au dosage de 10 à 50% et du rouge de chlorophénol au dosage de 0,02 à 0,1%.

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