Code table: v_10_equilibrator_type, , CODE,DESCRIPTION 1600,Showerhead design 1601,"Showerhead, large volume >10L" 1602,"Showerhead, small volume <10L" 1630,Laminar flow design 1640,Rotating disk design 1650,Bubbling design 1660,Tandem design (combined showerhead and bubbling) 1670,Membrane design 1680,Aspirator design 1690,Discrete sample closed loop equilibration