DIFF Subgroup
C07C 201/16 Separation; Purification; Stabilisation; Use of additives
Introduced: January 1990
Full Title
Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton > Preparation of nitro compounds > Separation; Purification; Stabilisation; Use of additives
No child classifications to compare. This is a leaf node in both IPC and CPC.