2-Thiopseudourea 2-Thiourea 62-56-6 AI3-03582 CCRIS 588 Caswell No. 855 EINECS 200-543-5 EPA Pesticide Chemical Code 080201 HSDB 1401 Isothiourea NSC 5033 Pseudothiourea Pseudourea, 2-thio- RCRA waste no. U219 RCRA waste number U219 Sulourea THIOUREA THU Thiocarbamide Thiocarbonic acid diamide Thiomocovina [Czech] Thiuronium Tsizp 34 USAF EK-497 Urea, 2-thio- Urea, thio- Urea, thio- (8CI) beta-Thiopseudourea