Frequency in Ar (cm-1) Relative Intensity Absolute Intensity, A (cm/molecule) 690.1 0.23 3.3e-18 861.0 0.27 4.0e-18 867.0 0.035 5.1e-19 953.8 0.065 9.5e-19 976.5 0.092 1.3e-18 1102.0 0.08 1.2e-18 1188.7 0.039 5.6e-19 1216.0 0.12 1.7e-18 1245.1 0.35 5.0e-18 1253.7,1255.7 0.042 6.1e-19 1356.1,1358.4 1 1.5e-17 1361.8 0.16 2.3e-18 1421.1 0.16 2.3e-18 1440.3 0.1 1.5e-18 1550.9,1553.4,1556.0 0.89 1.3e-17