DIFF Subgroup
C01B 25/165 Hypophosphorous acid; Salts thereof
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Phosphorus; Compounds thereof > Oxyacids of phosphorus; Salts thereof > Hypophosphorous acid; Salts thereof
CPC:
Phosphorus; Compounds thereof ( , C01B21/00, C01B23/00 take precedence; perphosphates C01B15/16) > Oxyacids of phosphorus; Salts thereof (peroxyacids or salts thereof C01B15/00) > Hypophosphorous acid; Salts thereof
No child classifications to compare. This is a leaf node in both IPC and CPC.