| 摘要 |
An aqueous formulation includes a) one or more proteolytic enzymes, b) one or more anionic surfactants, c) one or more non-ionic surfactants, d) one or more corrosion inhibitors, e) one or more multivalent aliphatic alcohols, f) one or more complexing agents, and g) one or more of para-hydroxybenzoic acid and esters thereof. The pH value of the formulation is in the range of from 9. to 12.5. The formulation is used in the mechanical cleaning of hard surfaces, in particular of medical instruments, and is preferably silicate free. |
| 主权项 |
1. Aqueous formulation which contains
a) one or more proteolytic enzymes, wherein the total quantity of the component a), relative to the weight of the formulation, amounts to from 0.03 to 1.0% by weight, b) one or more anionic surfactants, wherein the total quantity of the component b), relative to the weight of the formulation, amounts to from 0.5 to 15% by weight, c) one or more non-ionic surfactants, wherein the total quantity of the component c), relative to the weight of the formulation, amounts to from 0.1 to 12% by weight, d) one or more corrosion inhibitors, wherein the total quantity of the component d), relative to the weight of the formulation, amounts to from 0.050 to 1.0% by weight, e) one or more multivalent aliphatic alcohols, wherein the total quantity of the component e), relative to the weight of the formulation, amounts to from 5.0 to 60% by weight, f) one or more complexing agents, wherein the total quantity of the component f), relative to the weight of the formulation, amounts to from 0.1 to 15% by weight, and g) one or more of para-hydroxybenzoic acid and the esters thereof, wherein the total quantity of the component g), relative to the weight of the formulation, amounts to from 0.05 to 3.0% by weight, wherein the pH value of the formulation is in the range of from 9.5 to 12.5. |
