| 摘要 |
Dispersing compositions contain at least one surface-active agent, at least one solvent, and a nitrogen- containing compound which is a nutrient for the micro-organisms which are active in oil metabolism. The nitrogen- containing compound is a monoalkylguanidinium salt <IMAGE> wherein R is an aliphatic hydrocarbon radical, saturated or unsaturated, containing from 8 to 20 carbon atoms, and X is a halogen or an acid anion. |
