CAS No.:16331-85-4

TOXICITY DATA with REFERENCE：

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	oral	116mg/kg (116mg/kg)	BEHAVIORAL: WAKEFULNESS BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)	Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 21(1), Pg. 29, 1977.
rat	LD50	oral	335mg/kg (335mg/kg)	BEHAVIORAL: WAKEFULNESS BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)	Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 21(1), Pg. 29, 1977.

Consensus Reports：

 

SAFETY PROFILE：

Risk Statements of Caesium arsenate (CAS NO.16331-85-4): 23/25-50/53 
R23/25: Toxic by inhalation and if swallowed. 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: 1557
HazardClass: 6.1
PackingGroup: II
Confirmed human carcinogen. A poison by ingestion. When heated to decomposition it emits toxic vapors of As and Cs.

Standards and Recommendations：

ACGIH TLV: TLV 0.01 mg/m³Confirmed Human Carcinogen; BEI: 35 µ (As)/L inorganic arsenic and methylated metabolites in urine
NIOSH REL: (Arsenic, Inorganic) CL 0.002 mg(As)/m³/15M

Analytical Methods：