CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | Sodium arsenite, aqueous solution appears as an aqueous solution of a solid. Toxic by ingestion, inhalation or skin absorption. Used as an antiseptic, in insecticides and herbicides, to preserve hides and in making dyes. |
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Color/Form | White or grayish-white powder |
Taste | SALTY TASTE |
Melting Point | 615 °C |
Solubility | Very soluble (NTP, 1992) |
Density | 1.87 at 68 °F (NTP, 1992) - Denser than water; will sink |
Stability/Shelf Life | SLOWLY CONVERTED IN SOLN TO ARSENATES BY ATMOSPHERIC OXYGEN; IN DRY STATE DECOMP BY ATMOSPHERIC CO2. /ARSENITES OF ALKALI METALS/ |
Decomposition | When heated to decomposition it emits toxic fumes of /arsenic and disodium oxide/. |
Other Experimental Properties | Somewhat hygroscopic; absorbs CO2 from air |
Chemical Classes | Metals -> Arsenic Compounds, Inorganic |
SAFETY INFORMATION
Signal word | Danger |
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Pictogram(s) |
Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08 Environment GHS09 |
GHS Hazard Statements |
H350:Carcinogenicity H410:Hazardous to the aquatic environment, long-term hazard |
Precautionary Statement Codes |
P201:Obtain special instructions before use. P202:Do not handle until all safety precautions have been read and understood. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
COMPUTED DESCRIPTORS
Molecular Weight | 129.910 g/mol |
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Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 2 |
Rotatable Bond Count | 0 |
Exact Mass | 129.901193 g/mol |
Monoisotopic Mass | 129.901193 g/mol |
Topological Polar Surface Area | 40.1 Ų |
Heavy Atom Count | 4 |
Formal Charge | 0 |
Complexity | 13.5 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 2 |
Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Sodium arsenite, aqueous solution appears as an aqueous solution of a solid. Toxic by ingestion, inhalation or skin absorption. Used as an antiseptic, in insecticides and herbicides, to preserve hides and in making dyes.