The solubility of the acid gases, H2S and CO2, and their mixtures in a mixe
d solvent consisting of 55 mass % 2-piperidineethanol, 10 mass % sulfolane
and 35 mass % water has been determined at 300 and 100 degrees C. Partial p
ressures of the acid gases ranged from 0.05 to 5550 kPa.