| 摘要 |
<p>The invention concerns a household or institutional scale preventive solid formulation (F), comprising 50 to 100 wt. % of an acid system containing adipic acid (A) and a saturated polycarboxylic compound (P) having a melting point of 80 to 110 °C and consisting of at least 40 wt. % of glutaric acid (G), adipic acid (A) which can be partly present in the saturated polycarboxylic compound (P), the total weight ratio of acid (A) over the weight of the saturated polycarboxylic compound (P) ranging between 70/30 and 98/2. The invention concerns a double-constituent formulation comprising a scale preventive part consisting of the scale preventive formulation (F) and a dishwashing part.</p> |
