Melting point :170-176 °C (lit.)
Boiling point :263.89°C (estimate)
Density :1.405
refractive index :1.5300 (estimate)
storage temp. :Store below +30°C.
solubility :water: soluble137g/L at 20°C
form :Crystals
pka :-1.0(at 25℃)
Specific Gravity :1.406
color :White to almost white
Odor :Odorless
PH Range :5 - 7
PH :6-8 (50g/l, H2O, 20℃)
Water Solubility :13.6 g/100 mL (20 ºC)
Merck :14,9367
BRN :605327
Stability :Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, metallic salts, proteins, hydrocarbons. May react violently with acrolein.
InChIKey :UMGDCJDMYOKAJW-UHFFFAOYSA-N
LogP :-1.050 (est)
CAS DataBase Reference :62-56-6(CAS DataBase Reference)
IARC :3 (Vol. Sup 7, 79) 2001
NIST Chemistry Reference :Thiourea(62-56-6)
EPA Substance Registry System :Thiourea (62-56-6)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P273 Avoid release to the environment. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P308+P313 IF exposed or concerned: Get medical advice/attention.