SIGMA-ALDRICH
Material Safety Data Sheet
Date Printed: 09/FEB/2005
Date Updated: 13/MAR/2004
Version 1.2
According to 91/155/EEC
Classified as Hazardous according to the criteria of EU Annex 1 and
NOHSC.
1 - Product and Company Information
Product Name BORON, PRACTICAL GRADE, AMORPHOUS POWDER
Product Number B3135
Company Sigma-Aldrich Pty, Ltd
Unit 2, 14 Anella Avenue
Castle Hill NSW 1765
Australia
Technical Phone # +61 2 9841 0555
Fax +61 2 9841 0500
Emergency Phone # +61 2 9841 0566
2 - Composition/Information on Ingredients
Product Name CAS # EC no Annex I
Index Number
BORON 7440-42-8 231-151-2 None
Formula B
Molecular Weight 10.81 AMU
3 - Hazards Identification
SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Highly flammable. Harmful if swallowed.
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
AFTER SKIN CONTACT
In case of contact, immediately wash skin with soap and copious
amounts of water.
AFTER EYE CONTACT
In case of contact, immediately flush eyes with copious amounts
of water for at least 15 minutes.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
5 - Fire Fighting Measures
EXPLOSION DATA
Dust Potential: This material, like most materials in powder
form, is capable of creating a dust explosion.
EXTINGUISHING MEDIA
Suitable: Carbon dioxide. Dry chemical powder.
SPECIAL RISKS
Specific Hazard(s): Flammable solid. 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.
6 - Accidental Release Measures
PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area. Shut off all sources of ignition.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.
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.
7 - Handling and Storage
HANDLING
Directions for Safe Handling: Do not breathe dust. Do not get in
eyes, on skin, on clothing. Avoid prolonged or repeated exposure.
STORAGE
Conditions of Storage: Keep tightly closed. Keep away from heat,
sparks, and open flame. Store in a cool dry place. Store under
nitrogen.
SPECIAL REQUIREMENTS: Air sensitive.
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Safety shower and eye bath. Use only in a chemical fume hood. Use
nonsparking tools.
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse. Wash thoroughly after
handling.
PERSONAL PROTECTIVE EQUIPMENT
Special Protective Measures: Wear appropriate government approved
respirator, chemical-resistant gloves, safety goggles, other
protective clothing.
9 - Physical and Chemical Properties
Appearance Physical State: Solid
Property Value At Temperature or Pressure
pH N/A
SIGMA - B3135 www.sigma-aldrich.com Page 2
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
SG/Density 2.35 g/cm3
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
10 - Stability and Reactivity
STABILITY
Conditions of Instability: May decompose on exposure to air.
Materials to Avoid: Strong oxidizing agents, Strong acids.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Nature of decomposition products
not known.
11 - Toxicological Information
RTECS NUMBER: ED7350000
ACUTE TOXICITY
LD50
Oral
Rat
650 mg/kg
LD50
Intraperitoneal
Rat
7 GM/KG
LD50
Oral
Mouse
560 mg/kg
LD50
Intraperitoneal
Mouse
11 GM/KG
LD50
Oral
SIGMA - B3135 www.sigma-aldrich.com Page 3
Dog
310 mg/kg
LD50
Oral
Cat
250 mg/kg
LD50
Oral
Rabbit
310 mg/kg
LD50
Oral
Guinea pig
310 mg/kg
LD50
Oral
Mammal
300 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
Eye Contact: May cause eye irritation.
Inhalation: Material is irritating to mucous membranes and upper
respiratory tract.
Multiple Routes: Harmful if swallowed, inhaled, or absorbed
through skin.
CONDITIONS AGGRAVATED BY EXPOSURE
May cause nervous system disturbances.
12 - Ecological Information
No data available.
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Material in the elemental state should be recovered for reuse or
recycling. Observe all federal, state, and local environmental
regulations.
14 - Transport Information
RID/ADR
Non-hazardous for road transport.
IMDG
Non-hazardous for sea transport.
IATA
Non-hazardous for air transport.
15 - Regulatory Information
CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
SIGMA - B3135 www.sigma-aldrich.com Page 4
INDICATION OF DANGER: F Xn
Highly Flammable. Harmful.
R-PHRASES: 11 22
Highly flammable. Harmful if swallowed.
S-PHRASES: 16
Keep away from sources of ignition - no smoking.
SWITZERLAND
SWISS POISON CLASS: FREI
16 - Other Information
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.
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
SIGMA - B3135 www.sigma-aldrich.com Page 5
|