Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
A01N 31/16

with two or more oxygen or sulfur atoms directly attached to the same aromatic ring system

Full Title

Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds > Oxygen or sulfur directly attached to an aromatic ring system > with two or more oxygen or sulfur atoms directly attached to the same aromatic ring system