<unk>  is used in analytical chemistry in determining low levels of mercury, to quantitatively oxidize mercury in the sample to Hg(II) state. A common use of<unk>  is as an algaecide, fungicide, and disinfectant of industrial recirculating cooling water systems. Addition of<unk>  is used in some types of Li-SO2 batteries to increase voltage and energy density.
Bromine monochloride
Hydrogen fluoride
Vinyl chloride
Desmethylchlorotrianisene
Tetrachlorodecaoxide
Triphenylchloroethylene
Triphenylbromoethylene
Heptachlor