| 摘要 |
Dentifrice composition (I) comprises precipitated silica (A) and 0.1-00 % orally-acceptable carrier (B). (A) has a 40% slurry viscosity build of 5000-12000 centipoise, and a 10% Brass Einlehner abrasion of 3.5-5.0 (3.5-4.5) mg loss/10000 revolutions. |
