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Complex refractive indices: H2SO4/H2O solution; 75% H2SO4 concentration by weight; T=293 k; RH=98% #entries 61
Reference: Fenn et al., 1985

 Wavelength   Real       Imaginary
 micron       index      index 
-------------------------------------------------------------------------------------------------------------
 2.500E-01   1.368E+00   3.244E-08
 3.000E-01   1.354E+00 	 1.573E-08
 3.500E-01   1.348E+00 	 6.658E-09
 4.000E-01   1.344E+00 	 2.229E-09
 4.500E-01   1.341E+00 	 1.427E-09
 5.000E-01   1.339E+00 	 1.407E-09
 5.500E-01   1.337E+00 	 2.324E-09
 6.000E-01   1.336E+00 	 1.107E-08
 6.500E-01   1.335E+00 	 1.641E-08
 7.000E-01   1.335E+00 	 3.291E-08
 7.500E-01   1.334E+00 	 1.522E-07
 8.000E-01   1.333E+00 	 1.232E-07
 9.000E-01   1.332E+00 	 4.755E-07
 1.000E+00   1.331E+00 	 2.828E-06
 1.250E+00   1.327E+00 	 8.620E-06
 1.500E+00   1.325E+00 	 1.964E-04
 1.750E+00   1.317E+00 	 1.143E-04
 2.000E+00   1.310E+00 	 1.107E-03
 2.500E+00   1.265E+00 	 1.831E-03
 3.000E+00   1.367E+00 	 2.640E-01
 3.200E+00   1.470E+00 	 9.433E-02
 3.390E+00   1.420E+00 	 2.924E-02
 3.500E+00   1.399E+00 	 1.613E-02
 3.750E+00   1.370E+00 	 9.272E-03
 4.000E+00   1.353E+00 	 1.010E-02
 4.500E+00   1.334E+00 	 1.823E-02
 5.000E+00   1.327E+00 	 1.732E-02
 5.500E+00   1.300E+00 	 1.936E-02
 6.000E+00   1.272E+00 	 1.110E-01
 6.200E+00   1.366E+00 	 9.149E-02
 6.500E+00   1.340E+00 	 4.322E-02
 7.200E+00   1.307E+00 	 3.861E-02
 7.900E+00   1.287E+00 	 5.446E-02
 8.200E+00   1.282E+00 	 6.271E-02
 8.500E+00   1.282E+00 	 6.922E-02
 8.700E+00   1.284E+00 	 7.114E-02
 9.000E+00   1.280E+00 	 6.675E-02
 9.200E+00   1.271E+00 	 6.615E-02
 9.500E+00   1.262E+00 	 7.635E-02
 9.800E+00   1.260E+00 	 7.652E-02
 1.000E+01   1.248E+00 	 6.910E-02
 1.060E+01   1.203E+00 	 7.974E-02
 1.100E+01   1.176E+00 	 1.144E-01
 1.150E+01   1.161E+00 	 1.525E-01
 1.250E+01   1.151E+00 	 2.562E-01
 1.300E+01   1.171E+00 	 3.000E-01
 1.400E+01   1.229E+00 	 3.621E-01
 1.480E+01   1.274E+00 	 3.874E-01
 1.500E+01   1.284E+00 	 3.934E-01
 1.640E+01   1.354E+00 	 4.264E-01
 1.720E+01   1.401E+00 	 4.363E-01
 1.800E+01   1.447E+00 	 4.086E-01
 1.850E+01   1.465E+00 	 4.033E-01
 2.000E+01   1.496E+00 	 3.763E-01
 2.130E+01   1.504E+00 	 3.751E-01
 2.250E+01   1.522E+00 	 3.547E-01
 2.500E+01   1.549E+00 	 3.489E-01
 2.790E+01   1.566E+00 	 3.318E-01
 3.000E+01   1.568E+00 	 3.213E-01
 3.500E+01   1.549E+00 	 3.294E-01
 4.000E+01   1.536E+00 	 3.775E-01