Sulfate solutions (Tiesdale et al.)

Aerosol Complex Refractive indices m=p-iq
H₂SO₄/H₂O solutions
T=215K

**Real indices p**
# entries	Spectral range (micron)	Concentration by weight (%)*
1685	1.4293- 20.0200	45.2%
1685	1.4293- 20.0200	50.0%
1685	1.4293- 20.0200	55.1%
1685	1.4293- 20.0200	61.6%
1685	1.4293- 20.0200	65.3%
1685	1.4293- 20.0200	70.2%
1685	1.4293- 20.0200	75.0%
1685	1.4293- 20.0200	80.0%

**Imaginary indices q**
# entries	Spectral range (micron)	Concentration by weight (%)*
817	2.7415- 20.0200	45.2%
817	2.7415- 20.0200	50.0%
817	2.7415- 20.0200	55.1%
817	2.7415- 20.0200	61.6%
817	2.7415- 20.0200	65.3%
817	2.7415- 20.0200	70.2%
817	2.7415- 20.0200	75.0%
817	2.7415- 20.0200	80.0%

Reference:

Tisdale, R. T., D. L. Glandorf, M. A. Tolbert, and O. B. Toon, "Infrared optical constants of low-temperature H₂SO₄ solutions representative of stratospheric sulfate aerosols", J. Geophys. Res.,vol. 103, 25353-25370 (1998).