… Organic derivatives of hydrazine or of hydroxylamine. …
Explanatory notes
… 29.28 - Organic derivatives of hydrazine or of hydroxylamine. This heading … (H 2 NNH 2 ) may, by replacement of one or more hydrogen atoms, give derivatives, e.g. (RHNNH 2 ), and (RHNNHR 1 ), … of quinoneimine oximes, are excluded from this heading (see Explanatory Notes to headings 29.08 and 29.21 ). Organic …