7782-82-3

Name SODIUM HYDROGEN SELENITE
CAS 7782-82-3
EINECS(EC#) 231-966-3
Molecular Formula HNaO3Se
MDL Number MFCD00003525
Molecular Weight 150.96
MOL File 7782-82-3.mol
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Chemical Properties

Appearance off-white fine powder
storage temp.  2-8°C
form  Solid
color  White powder
PH 5.4-7.2 (25°C, 50mg/mL in H2O, hot)
PH Range 6- 7 at 50 g/l at 25 °C
Water Solubility  Soluble in water.
Sensitive  Hygroscopic
InChI 1S/Na.H2O3Se/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1
InChIKey OHYAUPVXSYITQV-UHFFFAOYSA-M
SMILES [Na+].O[Se]([O-])=O
CAS DataBase Reference 7782-82-3(CAS DataBase Reference)
EPA Substance Registry System Sodium selenite (NaHSeO3) (7782-82-3)

Safety Data

Hazard Codes  T,N
Risk Statements 
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 
S20/21:When using, do not eat, drink or smoke .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 2630 6.1/PG 1
WGK Germany  3
RTECS  VS7500000
HazardClass  6.1
PackingGroup  I
Storage Class 6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials
Hazard Classifications Acute Tox. 1 Oral
Acute Tox. 3 Inhalation
Aquatic Acute 1
Aquatic Chronic 1
STOT RE 2

Hazard Information

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