| 摘要 |
<p>A concentrate useful in the preparation by dilution of a preservative solution for wood and the solution are described. The concentrate comprises 10 to 50% of an alkali metal salt of a chlorinated phenol and 0.04 to 12.5%, based on the weight of the alkali metal salt, of a cationic surfactant. The balance is substantially water. The solution produces very little or no foam.</p> |
