SODIUM BISELENITE MSDS

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.

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