| 摘要 |
The invention relates to a method for cleaning steam generating devices of a compressed water reactor, whereby said devices are treated on the secondary side, at high pressure and high temperature, with an aqueous cleaning soluti on which contains EDTA, a reducing agent and an alkalising agent. According to the invention, morpholine is used as an alkalisation agent. A molar morpholi ne- concentration, which is at least the same size as the molar concentration of EDTA, is thus selected.
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