potassium selenate cas no:7790-59-2

Namepotassium selenate
CAS7790-59-2
SynonymsPotassiumselenate (K2SeO4) (6CI,7CI); Selenic acid (H2SeO4), dipotassium salt (8CI);Selenic acid, dipotassium salt (9CI); Dipotassium selenate; Dipotassiumselenate (K2SeO4); Potassium selenium oxide (K2SeO4)
EINECS(EC#)232-214-7
Molecular FormulaH2O4Se?2K
Molecular Weight221.152

Sensitive Hygroscopic

Hazardclass6.1

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

Hazard Codes: T, 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:When using, do not eat or drink. 
S21:When using do not 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 2630 6.1/PG 1
WGK Germany: 3
RTECS: VS6600000
HazardClass 6.1
PackingGroup I
Poison by intravenous route. Moderately toxic by ingestion. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of Se and K₂O. See also SELENIUM COMPOUNDS.

1.		ivn-rat LDLo:4300 µg/kg		JPETAB    Journal of Pharmacology and Experimental Therapeutics. 33 (1928),270.
2.		orl-rbt LDLo:1800 mg/kg		JPETAB    Journal of Pharmacology and Experimental Therapeutics. 33 (1928),270.
3.		ivn-rbt LDLo:1100 mg/kg		JPETAB    Journal of Pharmacology and Experimental Therapeutics. 33 (1928),270.