1-AMINO-2-THIOUREA 1-Aminothiourea 2-Thiosemicarbazide 3-Thiosemicarbazide 4346-94-5 79-19-6 AI3-16319 Aminothio-urea CCRIS 1416 EINECS 201-184-7 HSDB 6050 Hydrazinecarbothioamide Isothiosemicarbazide Isothiosemicarbazide (VAN) N-Aminothiourea NSC 2213 RCRA waste no. P116 RCRA waste number P116 Semicarbazide, 3-thio- Semicarbazide, thio- TSC TSZ Thiocarbamoylhydrazine Thiocarbamylhydrazine Thiosemicarbazide USAF EK-1275