| 摘要 |
<p>The invention is a gel comprising water, sodium ions, calcium ions, and about 0.3 and 4 percent alginate, wherein the ratio of sodium ions to calcium ions is between about 15:1 to about 45:1. In a preferred embodiment of the invention, the alginate comprises mannuronic acid and guluronic acid in a weight ratio of between about 2:1 and 0.35:1.</p> |
