trisodium arsenate Property

Melting point:

1390 °C

EPA Substance Registry System

Trisodium arsenate (13464-38-5)

Safety

RIDADR 

1685

HazardClass 

6.1(a)

PackingGroup 

II

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H301Toxic if swalloed

H331Toxic if inhaled

H350May cause cancer

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P273Avoid release to the environment.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P311Call a POISON CENTER or doctor/physician.

P321Specific treatment (see … on this label).

P330Rinse mouth.

P391Collect spillage. Hazardous to the aquatic environment

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P405Store locked up.

P501Dispose of contents/container to..…

trisodium arsenate Chemical Properties,Usage,Production

Definition

ChEBI: An inorganic sodium salt composed from sodium cations and arsenate anions in a 3:1 ratio.

Preparation

Trisodium arsenate(V), Mr 423.9, 1.759g/cm3, mp 86.3?C, is obtained most easily by neutralizing arsenic acid with sodium carbonate or sodium hydroxide. Concentration by evaporation gives a marketable product having the formula Na3AsO4·12H2O.