| 摘要 |
<p>The invention relates to certain non-flammable compositions containing,1,1,3,3-pentafluorobutane (R365mfc), 1,2-dichloroethylene, ethoxynonafluorobutane (HFE-7200),and a linear C1 to C4 alcohol as well as to mixtures containing these compositions and to the use of these non-flammable compositions or these mixtures, especially as precision cleaning agents for solid surfaces and for flushing, especially of refrigeration systems.</p> |
