| 摘要 |
There is disclosed a method for reducing the amount of oxygen in an oxygen containing medium. The method comprises adding to the medium an effective amount of a hydrazine-free aqueous solution of an aminophenol compound (or acid addition salt thereof) having the formula …<CHEM>… wherein a = 1, 2 or 3; b = 0 or 1; and X is amino or lower alkyl amino (C1-C4). |
