| 摘要 |
<p>A visually clear gel toothpaste composition comprising a sparingly soluble divalent metal salt, characterised in that the sparingly soluble divalent metal salt is fully solubilised by a chelating agent for the metal salt, the chelating agent having a log Ks1 for the divalent metal ion as herein defined of from 3.0 to 7.0.</p> |
