DIFF Subgroup
C01F 11/38 Preparation with nitric acid or nitrogen oxides
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Compounds of calcium, strontium, or barium > Nitrates > Preparation with nitric acid or nitrogen oxides
CPC:
Compounds of calcium, strontium, or barium (C01F7/00 takes precedence) > Nitrates > Preparation with nitric acid or nitrogen oxides
No child classifications to compare. This is a leaf node in both IPC and CPC.