1. n. [Drilling Fluids]
A compound containing the bicarbonate ion [HCOO-]. The term is commonly used to refer to the ion itself. Bicarbonates are common constituents of drilling fluids. The ions are in equilibrium with carbonate and CO2 gas.
Synonyms: bicarbonate
See: calcium carbonate, carbon dioxide, carbonate ion, Garrett Gas Train, SAPP, sodium bicarbonate, soft water
