# Species Formula 2178 Sulfuric acid (Geo)H2O4S 2179 Sulfuric acidH2O4S 2180 Lithium sulfate anionLiO4S 2181 Lithium sulfateLi2O4S 2182 Dimethyl sulfateC2H6O4S 2183 Dimethyl sulfate (Geo)C2H6O4S 2184 (CH3O)3SOC3H9O4S 2185 Diethyl sulfateC4H10O4S 2186 Dipropyl sulfateC6H14O4S 2187 Di-n-butyl sulfateC8H18O4S 2188 Li(I)O4N (BARVOF) (Geo) H16LiC9NO4S 2189 Li(I)O4N (BARVOF)H16LiC9NO4S 2190 Li(I)O4N (BARVIZ) (Geo)H24LiC13NO4S 2191 Li(I)O4N (BARVIZ)H24LiC13NO4S 2192 LiHSO4.2H2O (corrected for PW91D error in H2SO4)H5LiO6S 2193 LiHSO4.2H2O (Geo)H5LiO6S 2194 Sulfur fluorideFS 2195 SO2FO2FS 2196 Fluorosulfonic acid (HOSO2F)HO3FS 2197 Methyl fluorosulfate (Geo)CH3O3FS 2198 Sulfur difluoride (Geo)F2S