| 摘要 |
<p>The present invention relates to all-purpose cleaning compositions, in particular to all-purpose aqueous alkaline compositions for cleaning surfaces, and to basic preparations for said purpose. The basic preparations of the present inventions include one or more solvents which are at least partially miscible with water, one or more carboxylic acid alkali metal salts and water. The compositions of the present invention include at least said basic preparation, a surface active agent, an alkalinising agent and water.</p> |
