C CHEMISTRY; METALLURGY
C08 ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08K Use of inorganic or non-macromolecular organic substances as compounding ingredients
C08K3/00 Use of inorganic substances as compounding ingredients
C08K3/18 Oxygen-containing compounds, e.g. metal carbonyls
C08K3/24 Acids; Salts thereof