selenourea cas no:630-10-4

Nameselenourea
CAS630-10-4
Synonyms2-seleno-ure;2-Selenourea;Carbamimidoselenoic acid;carbamimidoselenoicacid;Rcra waste number P103;rcrawastenumberp103;Selenoharnstoff(1.Form);seleno-ure
EINECS(EC#)211-129-9
Molecular FormulaCH4N2Se
Molecular Weight123.02

storage temp2-8°C
Sensitive Air & Moisture Sensitive

Hazardclass6.1

Hazard T,N
Risk 23/25-33-50/53
Safety

Poison by ingestion and intravenous routes. When heated to decomposition it emits very toxic fumes of NO_x and Se. See also SELENIUM COMPOUNDS.
Hazard CodesT,N
Risk Statements 23/25-33-50/53
R23/25:Toxic by inhalation and if swallowed. 
R33:Danger of cumulative effects. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements 20/21-28-45-60-61
S20/21: When using, do not eat, drink or smoke 
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets. 
RIDADR UN 3283 6.1/PG 2
WGK Germany 3
RTECS YU1820000
F 8-10-23
HazardClass 6.1
PackingGroup II

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
guinea pig	LD50	skin	> 50mg/kg (50mg/kg)		National Technical Information Service. Vol. 0TS0570916,
mouse	LD50	intravenous	56mg/kg (56mg/kg)		U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#05665,
rat	LD50	oral	50mg/kg (50mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) LUNGS, THORAX, OR RESPIRATION: DYSPNEA GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"	Toxicology and Applied Pharmacology. Vol. 20, Pg. 89, 1971.