Ammonium Thiocyanate Ammonium Rhodanide, Ammonium Sulfocyanate, Ammonium Sulfocyanite, Thiocyanic SGS, C/O Made in China Synonyms:Ammonium Rhodanide, Ammonium Sulfocyanate, Ammonium Sulfocyanite, Ammonium Rhodanate, Thiocyanic Acid, Ammonium SaltMolecular ... thermal decompositionat 170 may produce highly toxic fumes of hydrogen cyanide, hydrogen sulfide and toxic oxides of nitrogen, sulfur, and ...