0 0 0 0 0 0 0 0 2915.90 Saturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. formic acid and acetic acid, mono-, di- or trichloroacetic acids, proprionic acid, butanoic and pentanoic acids, palmitic and stearic acids, their salts and esters, and acetic anhydride)