T. I. Quickenden and J. A. Irvin, "The ultraviolet absorption spectrum of liquid water," J. Chem Phys., 72, 4416--4428, (1980). lambda absorption (nm) (1/cm) 200 0.007042 210 0.002565 220 0.001578 230 0.001141 250 0.000706 260 0.000575 270 0.000429 280 0.000412 290 0.000291 300 0.000212 310 0.000194 320 0.000174