UVCB

AcronymDefinition
UVCBChemical Substances of Unknown or Variable Composition, Complex Reaction Products and Biological Materials (US EPA)
UVCBUnion des Villes et Communes Belges (French: Union of Belgian Towns and Municipalities)
UVCBUpper Valley Community Band (Hanover, NH)
UVCBUnknown, of Variable Composition, or of Biological Origin
References in periodicals archive ?
Data screens show all data that EPA lists on inventory for substance including inventory name, other submitter names, CAS number, former CAS numbers, molecular formula, definition, UVCB status, and inventory flags.
Environmental Protection Agency lists on the inventory for the substance, including inventory name, other submitted names, GAS number, former GAS numbers, molecular formula, definition, UVCB status, and inventory flags.
The database is periodically updated with the TSCA Inventory tape produced by EPA, and EPA Inventory flags and UVCB substance definitions have been added.