Supplement to: Alvarez-Aviles, Laura; Simpson, William R; Douglas, Thomas A; Sturm, Matthew; Perovich, Donald K; Domine, Florent (2008): Frost flower chemical composition during growth and its implications for aerosol production and bromine activation. Journal of Geophysical Research: Atmospheres, 113(D21), D21304, https://doi.org/10.1029/2008JD010277