This text is missing some spaces, please add them: Polycarboxylicacids,theiranhydrides,halides,peroxidesandperoxyacids;theirhalogenated,sulphonated,nitratedornitrosatedderivatives
Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives