97-91-6 Bis(dimethylthiocarbamoyl) tetrasulfide EINECS 202-618-8 NSC 15257 Tetramethylthiuram tetrasulfide Tetramethylthiuram tetrasulphide Tetrasulfide, bis((dimethylamino)thioxomethyl) Tetrasulfide, bis(dimethylthiocarbamoyl) (8CI)