NILE
CHEMICALS
SODIUM BISELENITE MSDS
Product Number 191148
Company Nile Chemicals
Mumbai
INDIA
Technical Phone # 91-22-6631 3162
Fax 91-22-2345 4828
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2 - Hazards Identification
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SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE
ENVIRONMENT
Toxic by inhalation and if swallowed. Danger of
cumulative
effects. Very toxic to aquatic organisms, may
cause long-term
adverse effects in the aquatic environment.
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3 - Composition/Information on Ingredients
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Product Name CAS # EC no Annex I
Index Number
SODIUM HYDROGEN SELENITE 7782-82-3 231-966-3
034-002-00-8
Formula NaHSeO3
Molecular Weight 150,9600 AMU
Synonyms Hydrogen sodium selenite * Hydrogen
sodium
selenium oxide * Sodium hydrogen trioxoselenite
* Sodium hydroselenite * Sodium selenite (7CI)
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4 - First Aid Measures
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AFTER INHALATION
If inhaled, remove to fresh air. If not
breathing give
artificial respiration. If breathing is
difficult, give oxygen.
AFTER INGESTION
If swallowed, wash out mouth with water
provided person is
conscious. Call a physician immediately.
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5 - Fire Fighting Measures
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EXTINGUISHING MEDIA
Suitable: Noncombustible. Use extinguishing
media appropriate to
surrounding fire conditions.
SPECIAL RISKS
Material Safety Data Sheet
1 - Product and Company Information
Specific Hazard(s): Emits toxic fumes under
fire conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and
protective clothing
to prevent contact with skin and eyes.
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6 - Accidental Release Measures
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PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED
IN CASE OF LEAK OR SPILL
Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber
boots, and heavy
rubber gloves. Wear disposable coveralls and
discard them after
use.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste
disposal. Avoid
raising dust. Ventilate area and wash spill
site after material
pickup is complete.
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7 - Handling and Storage
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HANDLING
Directions for Safe Handling: Do not breathe
dust. Do not get in
eyes, on skin, on clothing. Avoid all contact.
STORAGE
Conditions of Storage: Keep tightly closed.
Store in a cool dry
place.
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8 - Exposure Controls / Personal Protection
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ENGINEERING CONTROLS
Safety shower and eye bath. Use only in a
chemical fume hood.
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse.
PERSONAL PROTECTIVE EQUIPMENT
Special Protective Measures: Wear appropriate
government approved
respirator, chemical-resistant gloves, safety
goggles, other
protective clothing.
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9 - Physical and Chemical Properties
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Appearance Color: Almost white
Form: Powder
Property Value At Temperature or Pressure
pH 6,0. - 7,0.
BP/BP Range N/A
MP/MP Range N/A
Flash Point N/A
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits N/A
Vapor Pressure N/A
Partition Coefficient N/A
Viscosity N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility N/A
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10 - Stability and Reactivity
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STABILITY
Stable: Stable.
Materials to Avoid: Strong oxidizing agents,
Strong acids.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products:
Selenium/selenium oxides.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
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11 - Toxicological Information
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RTECS NUMBER: VS7500000
ACUTE TOXICITY
LD50
Oral
< 50,000000 mg/kg
SIGNS AND SYMPTOMS OF EXPOSURE
To the best of our knowledge, the chemical,
physical, and
toxicological properties have not been
thoroughly investigated.
ROUTE OF EXPOSURE
Multiple Routes: May cause irritation. May be
fatal if inhaled,
swallowed, or absorbed through skin.
CHRONIC EXPOSURE - REPRODUCTIVE HAZARD
Species: Rat
Dose: 15120 UG/KG
Route of Application: Oral
Exposure Time: (6W MALE)
Result: Paternal Effects: Testes, epididymis,
sperm duct.
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12 - Ecological Information
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No data available.
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13 - Disposal Considerations
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SUBSTANCE DISPOSAL
Bury in a landfill site approved for the
disposal of chemical and
hazardous wastes. Observe all federal, state,
and local
environmental regulations.
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14 - Transport Information
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RID/ADR
UN#: 2630
Class: 6.1
PG: I
Proper Shipping Name: Selenites
IMDG
UN#: 2630
Class: 6.1
PG: I
Proper Shipping Name: Selenites
Marine Pollutant: No
Severe Marine Pollutant: No
IATA
UN#: 2630
Class: 6.1
PG: I
Proper Shipping Name: Selenites
Inhalation Packing Group I: No
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15 - Regulatory Information
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CLASSIFICATION AND LABELING ACCORDING TO EU
DIRECTIVES
ANNEX I INDEX NUMBER: 034-002-00-8
NOTA: A
INDICATION OF DANGER: T-N
Toxic. Dangerous for the environment.
R-PHRASES: 23/25-33-50/53
Toxic by inhalation and if swallowed. Danger of
cumulative
effects. Very toxic to aquatic organisms, may
cause long-term
adverse effects in the aquatic environment.
S-PHRASES: 20/21-28-45-60-61
When using do not eat, drink, or smoke. After
contact with
skin, wash immediately with plenty of
soap-suds. In case of
accident or if you feel unwell, seek medical
advice immediately
(show the label where possible). This material
and its
container must be disposed of as hazardous
waste. Avoid release
to the environment. Refer to special
instructions/safety data
sheets.
COUNTRY SPECIFIC INFORMATION
Germany
WGK: 3
Self-Classification
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16 - Other Information
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WARRANTY
The above information is believed to be correct
but does not
purport to be all inclusive and shall be used
only as a guide. The
information in this document is based on the
present state of our
knowledge and is applicable to the product with
regard to
appropriate safety precautions. It does not
represent any
guarantee of the properties of the product.
Nile Chemicals,
shall not be held liable for any damage
resulting from handling or
from contact with the above product.
DISCLAIMER
For R&D use only. Not for drug,
household or other uses.
Product range
AA
BC
DM
N S T
Z