Acid gas scrubbing composition

A scrubbing liquid composition for absorbing acidic contaminants from fluids in an industrial process, the composition comprising:

• (a) at least one absorbent component selected from the group consisting of:
• a component having a general formula:
• a carbonate thereof, a bicarbonate thereof, a carbamate thereof, a urea thereof, and amide thereof, and a salt thereof, wherein
• (i) R1 is selected from the group consisting of:
• H and the following structure (A),
• (ii) R2 is alkyl or aminoalkyl,
• (iii) R6, and R11 are independently H, alkyl, or aminoalkyl;
• (iv) R3,R4, R5 , R7, R8, R9, and R10 are H,
• (v) each m is independently 1 or 2, and each n is independently 0, 1, or 2,
• (vi) each o is independently 1 or 2,
• (vii) k is an integer from 2 to 6;
• and
• (b) a solvent.