| abstract |
Bleaching regulator compositions and bleaching processes using them A b s t r a c t Bleaching regulator compositions of good ecological tolerance which, in the anhydrous and alkali-free form, comprise magnesium ions as a composition, for example, in the form of magnesium oxide, gluconic acid and nitrilotriacetic acid, and furthermore can contain citric acid, are described. they contain no ethylenediaminetetraacetic acid (EDTA), no phosphates and no phosphonates. Le A28 890 - Foreign countries |