SIGMA-ALDRICH
MATERIAL SAFETY DATA SHEET
Date Printed: 03/19/2005
Date Updated: 03/06/2004
Version 1.4
Section 1 - Product and Company Information
Product Name SODIUM TETRABORATE, 99%
Product Number 221732
Brand ALDRICH
Company Sigma-Aldrich
Street Address 3050 Spruce Street
City, State, Zip, Country SAINT LOUIS MO 63103 US
Technical Phone: 314 771 5765
Emergency Phone: 414 273 3850 Ext. 5996
Fax: 800 325 5052
Section 2 - Composition/Information on Ingredient
Substance Name CAS # SARA 313
SODIUM TETRABORATE 1330-43-4 No
Formula Na2B4O7
Synonyms Anhydrous borax * Borates, tetra, sodium salt,
anhydrous (ACGIH) * Borax glass * Disodium
tetraborate * FR 28 * Fused borax * Rasorite 65 *
Sodium biborate * Sodium boron oxide * Sodium
tetraborate * Sodium tetraborate (Na2B4O7)
RTECS Number: ED4588000
Section 3 - Hazards Identification
EMERGENCY OVERVIEW
Harmful.
Possible risk of impaired fertility. Possible risk of harm to the
unborn child.
Possible teratogen. Possible reproductive hazard. Target organ(s):
Kidneys. Central nervous system.
HMIS RATING
HEALTH: 0*
FLAMMABILITY: 0
REACTIVITY: 0
NFPA RATING
HEALTH: 0
FLAMMABILITY: 0
REACTIVITY: 0
*additional chronic hazards present.
For additional information on toxicity, please refer to Section 11.
Section 4 - First Aid Measures
ORAL EXPOSURE
If swallowed, wash out mouth with water provided person is
conscious. Call a physician immediately.
INHALATION EXPOSURE
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
DERMAL EXPOSURE
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
EYE EXPOSURE
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
Section 5 - Fire Fighting Measures
FLASH POINT
N/A
AUTOIGNITION TEMP
N/A
FLAMMABILITY
N/A
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.
FIREFIGHTING
Protective Equipment: Wear self-contained breathing apparatus
and protective clothing to prevent contact with skin and eyes.
Specific Hazard(s): Emits toxic fumes under fire conditions.
Section 6 - Accidental Release Measures
PROCEDURE 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.
Section 7 - Handling and Storage
HANDLING
User Exposure: Do not breathe dust. Do not get in eyes, on skin,
on clothing. Avoid prolonged or repeated exposure.
STORAGE
Suitable: Keep tightly closed.
Section 8 - Exposure Controls / PPE
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ENGINEERING CONTROLS
Use only in a chemical fume hood. Safety shower and eye bath.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory: Government approved respirator.
Hand: Compatible chemical-resistant gloves.
Eye: Chemical safety goggles.
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse. Wash thoroughly after
handling.
EXPOSURE LIMITS, RTECS
Country Source Type Value
USA ACGIH TWA 1 MG/M3
New Zealand OEL
Remarks: check ACGIH TLV
Section 9 - Physical/Chemical Properties
Appearance Physical State: Solid
Property Value At Temperature or Pressure
Molecular Weight 201.22 AMU
pH N/A
BP/BP Range N/A
MP/MP Range 741 掳C
Freezing Point N/A
Vapor Pressure N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
SG/Density 2.367 g/cm3
Bulk Density N/A
Odor Threshold N/A
Volatile% N/A
VOC Content N/A
Water Content N/A
Solvent Content N/A
Evaporation Rate N/A
Viscosity N/A
Surface Tension N/A
Partition Coefficient N/A
Decomposition Temp. N/A
Flash Point N/A
Explosion Limits N/A
Flammability N/A
Autoignition Temp N/A
Refractive Index N/A
Optical Rotation N/A
Miscellaneous Data N/A
Solubility N/A
N/A = not available
Section 10 - Stability and Reactivity
STABILITY
Stable: Stable.
Materials to Avoid: Potassium, Acid anhydrides.
HAZARDOUS DECOMPOSITION PRODUCTS
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Hazardous Decomposition Products: Boron oxides.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
Section 11 - Toxicological Information
ROUTE OF EXPOSURE
Skin Contact: May cause skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: May be harmful if inhaled. Material may be
irritating to mucous membranes and upper respiratory tract.
Ingestion: May be harmful if swallowed.
TARGET ORGAN(S) OR SYSTEM(S)
Central nervous system. Kidneys. Testes.
SIGNS AND SYMPTOMS OF EXPOSURE
Toxicity reported for borates in humans: ingestion or absorption
may cause nausea, vomiting, diarrhea, abdominal cramps,
anderythematous lesions on the skin and mucous membranes. Other
symptoms include: circulatory collapse, tachycardia, cyanosis,
delirium, convulsions, and coma. Death has been reported to
occur in infants from less than 5 grams and in adults from 5 to
20 grams. To the best of our knowledge, the chemical, physical,
and toxicological properties have not been thoroughly
investigated.
TOXICITY DATA
Oral
Rat
*
LD50
Skin
Rabbit
> 2,000 mg/kg
LD50
IRRITATION DATA
Inhalation
Human
10 mg/m3
Remarks: Mild irritation effect
CHRONIC EXPOSURE - TERATOGEN
Result: Possible risk of congenital malformation in the fetus.
CHRONIC EXPOSURE - REPRODUCTIVE HAZARD
Result: Overexposure may cause reproductive disorder(s) based on
tests with laboratory animals.
Species: Rat
Dose: 16750 UG/KG
Route of Application: Oral
Exposure Time: (30D MALE)
Result: Paternal Effects: Testes, epididymis, sperm duct.
Paternal Effects: Prostate, seminal vessicle, Cowper's gland,
accessory glands.
Section 12 - Ecological Information
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ACUTE ECOTOXICITY TESTS
Species: Scenedesmus subspicatus
Time: 96 h
Value: 24 mg/l
Test Type: EC50 Daphnia
Species: Daphnia magna
Time: 24 h
Value: 242 mg/l
Test Type: LC50 Fish
Species: other fish
Time: 96 h
Value: 74 mg/l
Test Type: LC50 Fish
Species: Onchorhynchus mykiss (Rainbow trout)
Value: 88 mg/l
Test Type: LC50 Fish
Species: Onchorhynchus mykiss (Rainbow trout)
Value: 54 mg/l
Test Type: LC50 Fish
Species: Carassius auratus (Goldfish)
Value: 65 mg/l
Test Type: LC50 Fish
Species: Carassius auratus (Goldfish)
Value: 71 mg/l
Section 13 - Disposal Considerations
APPROPRIATE METHOD OF DISPOSAL OF SUBSTANCE OR PREPARATION
Contact a licensed professional waste disposal service to dispose
of this material. Dissolve or mix the material with a combustible
solvent and burn in a chemical incinerator equipped with an
afterburner and scrubber. Observe all federal, state, and local
environmental regulations.
Section 14 - Transport Information
DOT
Proper Shipping Name: None
Non-Hazardous for Transport: This substance is
considered to be non-hazardous for transport.
IATA
Non-Hazardous for Air Transport: Non-hazardous for air
transport.
Section 15 - Regulatory Information
EU ADDITIONAL CLASSIFICATION
Symbol of Danger: Xn
Indication of Danger: Harmful.
R: 62 63
Risk Statements: Possible risk of impaired fertility. Possible
risk of harm to the unborn child.
S: 36/37
Safety Statements: Wear suitable protective clothing and gloves.
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US CLASSIFICATION AND LABEL TEXT
Indication of Danger: Harmful.
Risk Statements: Possible risk of impaired fertility. Possible
risk of harm to the unborn child.
Safety Statements: Wear suitable protective clothing and gloves.
US Statements: Possible teratogen. Possible reproductive hazard.
Target organ(s): Kidneys. Central nervous system.
UNITED STATES REGULATORY INFORMATION
SARA LISTED: No
TSCA INVENTORY ITEM: Yes
CANADA REGULATORY INFORMATION
WHMIS Classification: This product has been classified in
accordance with the hazard criteria of the CPR, and the MSDS
contains all the information required by the CPR.
DSL: Yes
NDSL: No
Section 16 - Other Information
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
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. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
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