| 摘要 |
<p>An oral preparation for removing deposits and stains on surfaces in the oral cavity in conjunction with a toothbrush. The preparation comprises about 5 to 50 wt.% of a combination of alumina and silica in a ratio of 1:5 to 1:0.20, a water soluble polyphosphate salt, a humectant polyol; and an anionic surfactant, wherein said composition has a pH of about 6 to 10.</p> |
