thiosulfate(in) + sulfate(out) <=> thiosulfate(out) + sulfate(in)
thiosulfate(in) + sulfate(out) <=> thiosulfate(out) + sulfate(in)
thiosulfate(in) + sulfate(out) <=> thiosulfate(out) + sulfate(in)
thiosulfate(in) + sulfate(out) <=> thiosulfate(out) + sulfate(in)