| 摘要 |
<p>A dual component dentifrice composition in which the first component is a stable, semi-solid, extrudable dentifrice composition containing a fluoride ion releasable compound in which calcium ion is absent and the second component is a semi-solid, extrudable dentifrice composition containing a dicalcium phosphate abrasive having a magnesium ion content less than about 0.5 % by weight wherein increased fluoride uptake is achieved when the components are mixed upon application to dental tissue.</p> |
