Boric Acid
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
Date of issue: 07/24/2006 Revision date: 12/15/2016 Supersedes: 06/19/2013 Version: 1.1
12/15/2016 EN (English US) Page 1
SECTION 1: Identification
1.1. Identification
Product form : Substance
Substance name : Boric Acid
CAS No : 10043-35-3
Product code : LC11715
Formula : H3BO3
1.2. Relevant identified uses of the substance or mixture and uses advised against
Use of the substance/mixture : For laboratory and manufacturing use only.
1.3. Details of the supplier of the safety data sheet
LabChem Inc
Jackson's Pointe Commerce Park Building 1000, 1010 Jackson's Pointe Court
Zelienople, PA 16063 - USA
T 412-826-5230 - F 724-473-0647
info@labchem.com - www.labchem.com
1.4. Emergency telephone number
Emergency number : CHEMTREC: 1-800-424-9300 or 011-703-527-3887
SECTION 2: Hazard(s) identification
2.1. Classification of the substance or mixture
GHS-US classification
Reproductive toxicity Category 1B H360
Full text of H statements : see section 16
2.2. Label elements
GHS-US labeling
Hazard pictograms (GHS-US) :
GHS08
Signal word (GHS-US) : Danger
Hazard statements (GHS-US) : H360 - May damage fertility or the unborn child
Precautionary statements (GHS-US) : P201 - Obtain special instructions before use
P202 - Do not handle until all safety precautions have been read and understood
P280 - Wear protective gloves, eye protection
P308+P313 - IF exposed or concerned: Get medical advice/attention
P405 - Store locked up
P501 - Dispose of contents/container to comply with local, state and federal regulations
2.3. Other hazards
Other hazards not contributing to the
classification
: None.
2.4. Unknown acute toxicity (GHS US)
Not applicable
SECTION 3: Composition/Information on ingredients
3.1. Substance
Substance type : Mono-constituent
Name Product identifier % GHS-US classification
Boric Acid
(Main constituent)
(CAS No) 10043-35-3 100 Repr. 1B, H360
Boric Acid
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
12/15/2016 EN (English US) 2/6
Full text of hazard classes and H-statements : see section 16
3.2. Mixture
Not applicable
SECTION 4: First aid measures
4.1. Description of first aid measures
First-aid measures general : Never give anything by mouth to an unconscious person. IF exposed or
concerned: Get
medical advice/attention.
First-aid measures after inhalation : Allow victim to breathe fresh air. Allow the victim to rest.
First-aid measures after skin contact : Remove affected clothing and wash all exposed skin area with
mild soap and water, followed
by warm water rinse.
First-aid measures after eye contact : Rinse immediately with plenty of water. Obtain medical attention
if pain, blinking or redness
persist.
First-aid measures after ingestion : Rinse mouth. Do NOT induce vomiting. Obtain emergency medical
attention.
4.2. Most important symptoms and effects, both acute and delayed
Symptoms/injuries : May damage fertility or the unborn child.
Symptoms/injuries after inhalation : May cause respiratory irritation.
Symptoms/injuries after skin contact : Slight irritation.
Symptoms/injuries after eye contact : May cause slight irritation.
Symptoms/injuries after ingestion : Nausea. Vomiting. Diarrhoea. May cause cyanosis.
Chronic symptoms : Cracking of the skin.
4.3. Indication of any immediate medical attention and special treatment needed
Obtain medical assistance.
SECTION 5: Firefighting measures
5.1. Extinguishing media
Suitable extinguishing media : Foam. Dry powder. Carbon dioxide. Water spray. Sand.
Unsuitable extinguishing media : Do not use a heavy water stream.
5.2. Special hazards arising from the substance or mixture
Fire hazard : Not flammable.
Explosion hazard : Not applicable.
Reactivity : None.
5.3. Advice for firefighters
Firefighting instructions : Use water spray or fog for cooling exposed containers. Exercise caution when
fighting any
chemical fire. Prevent fire-fighting water from entering environment.
Protection during firefighting : Do not enter fire area without proper protective equipment, including
respiratory protection.
SECTION 6: Accidental release measures
6.1. Personal precautions, protective equipment and emergency procedures
6.1.1. For non-emergency personnel
Emergency procedures : Evacuate unnecessary personnel.
6.1.2. For emergency responders
Protective equipment : Equip cleanup crew with proper protection.
Emergency procedures : Ventilate area.
6.2. Environmental precautions
Prevent entry to sewers and public waters. Notify authorities if liquid enters sewers or public waters.
6.3. Methods and material for containment and cleaning up
Methods for cleaning up : On land, sweep or shovel into suitable containers. Minimize generation of
dust. Store away
from other materials.
6.4. Reference to other sections
See Heading 8. Exposure controls and personal protection.
Boric Acid
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
12/15/2016 EN (English US) 3/6
SECTION 7: Handling and storage
7.1. Precautions for safe handling
Precautions for safe handling : Wash hands and other exposed areas with mild soap and water before
eating, drinking or
smoking and when leaving work. Provide good ventilation in process area to prevent formation
of vapor. Do not handle until all safety precautions have been read and understood. Obtain
special instructions before use.
Hygiene measures : Wash contaminated clothing before reuse. Do not eat, drink or smoke when using
this product.
7.2. Conditions for safe storage, including any incompatibilities
Storage conditions : Keep only in the original container in a cool, well ventilated place away from :
incompatible
materials. Keep container closed when not in use.
Incompatible products : Strong bases. Strong oxidizers.
Incompatible materials : Sources of ignition. Direct sunlight.
SECTION 8: Exposure controls/personal protection
8.1. Control parameters
Boric Acid (10043-35-3)
ACGIH ACGIH TWA (mg/m³) 2 mg/m³
ACGIH ACGIH Ceiling (mg/m³) 6 mg/m³
8.2. Exposure controls
Appropriate engineering controls : Emergency eye wash fountains and safety showers should be
available in the immediate
vicinity of any potential exposure.
Personal protective equipment : Safety glasses. Gloves. Dust formation: dust mask.
Hand protection : Wear protective gloves.
Eye protection : Chemical goggles or safety glasses.
Respiratory protection : Dust formation: dust mask.
Other information : Do not eat, drink or smoke during use.
SECTION 9: Physical and chemical properties
9.1. Information on basic physical and chemical properties
Physical state : Solid
Appearance : Powder.
Color : White
Odor : odorless
Odor threshold : No data available
pH : 3.8 - 4.8 3.3% solution
Melting point : 169 °C
Freezing point : No data available
Boiling point : 300 °C
Flash point : No data available
Relative evaporation rate (butyl acetate=1) : No data available
Flammability (solid, gas) : Non flammable.
Vapor pressure : 2.7 mbar 20°C
Relative vapor density at 20 °C : No data available
Relative density : No data available
Specific gravity / density : 1.435 g/cm³
Molecular mass : 61.83 g/mol
Boric Acid
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
12/15/2016 EN (English US) 4/6
Solubility : Soluble in water.
Water: 6.35 g/100ml
Ethanol: 5.56 g/100ml
Ether: 0.0078 g/100ml
Log Pow : -0.757
Auto-ignition temperature : No data available
Decomposition temperature : 100 °C
Viscosity, kinematic : No data available
Viscosity, dynamic : No data available
Explosion limits : No data available
Explosive properties : Not applicable.
Oxidizing properties : None.
9.2. Other information
No additional information available
SECTION 10: Stability and reactivity
10.1. Reactivity
None.
10.2. Chemical stability
Stable under normal conditions.
10.3. Possibility of hazardous reactions
Not established.
10.4. Conditions to avoid
Direct sunlight. Extremely high or low temperatures.
10.5. Incompatible materials
Strong bases.
10.6. Hazardous decomposition products
boron.
SECTION 11: Toxicological information
11.1. Information on toxicological effects
Likely routes of exposure : Inhalation; Skin and eye contact
Acute toxicity : Not classified
Boric Acid (10043-35-3)
LD50 oral rat 2660 mg/kg
LD50 dermal rabbit 2000 mg/kg
Skin corrosion/irritation : Not classified
pH: 3.8 - 4.8 3.3% solution
Serious eye damage/irritation : Not classified
pH: 3.8 - 4.8 3.3% solution
Respiratory or skin sensitization : Not classified
Germ cell mutagenicity : Not classified
Based on available data, the classification criteria are not met
Carcinogenicity : Not classified
Reproductive toxicity : May damage fertility or the unborn child.
Based on available data, the classification criteria are not met
Specific target organ toxicity (single exposure) : Not classified
Specific target organ toxicity (repeated
exposure)
: Not classified
Aspiration hazard : Not classified
Boric Acid
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
12/15/2016 EN (English US) 5/6
Potential Adverse human health effects and
symptoms
: Based on available data, the classification criteria are not met.
Symptoms/injuries after inhalation : May cause respiratory irritation.
Symptoms/injuries after skin contact : Slight irritation.
Symptoms/injuries after eye contact : May cause slight irritation.
Symptoms/injuries after ingestion : Nausea. Vomiting. Diarrhoea. May cause cyanosis.
Chronic symptoms : Cracking of the skin.
SECTION 12: Ecological information
12.1. Toxicity
Boric Acid (10043-35-3)
LC50 fish 1 5600 mg/l Gambusia affinis
EC50 Daphnia 1 115 mg/l
EC50 Daphnia 2 658 - 875 mg/l
12.2. Persistence and degradability
Boric Acid (10043-35-3)
Persistence and degradability Not established.
12.3. Bioaccumulative potential
Boric Acid (10043-35-3)
Log Pow -0.757
Bioaccumulative potential Not established.
12.4. Mobility in soil
No additional information available
12.5. Other adverse effects
Other information : Avoid release to the environment.
SECTION 13: Disposal considerations
13.1. Waste treatment methods
Waste disposal recommendations : Dispose in a safe manner in accordance with local/national
regulations. Dispose of
contents/container to comply with local, state and federal regulations.
Ecology - waste materials : Avoid release to the environment.
SECTION 14: Transport information
Department of Transportation (DOT)
In accordance with DOT
Not regulated
SECTION 15: Regulatory information
15.1. US Federal regulations
Boric Acid (10043-35-3)
Listed on the United States TSCA (Toxic Substances Control Act) inventory
All components of this product are listed, or excluded from listing, on the United States Environmental
Protection Agency Toxic
Substances Control Act (TSCA) inventory
This product or mixture does not contain a toxic chemical or chemicals in excess of the applicable de
minimis concentration as specified in 40
CFR §372.38(a) subject to the reporting requirements of section 313 of Title III of the Superfund
Amendments and Reauthorization Act of 1986
and 40 CFR Part 372.
Boric Acid
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
12/15/2016 EN (English US) 6/6
15.2. International regulations
CANADA
Boric Acid (10043-35-3)
Listed on the Canadian DSL (Domestic Substances List)
WHMIS Classification Class D Division 2 Subdivision A - Very toxic material causing other toxic
effects
EU-Regulations
No additional information available
National regulations
Boric Acid (10043-35-3)
Listed on the Canadian IDL (Ingredient Disclosure List)
15.3. US State regulations
California Proposition 65 - This product does not contain any substances known to the state of
California to cause cancer,
developmental and/or reproductive harm
SECTION 16: Other information
Revision date : 12/15/2016
Other information : None.
Full text of H-phrases: see section 16:
------ H360 May damage fertility or the unborn child
NFPA health hazard : 2 - Intense or continued exposure could cause temporary
incapacitation or possible residual injury unless prompt
medical attention is given.
NFPA fire hazard : 0 - Materials that will not burn.
NFPA reactivity : 1 - Normally stable, but can become unstable at elevated
temperatures and pressures or may react with water with
some release of energy, but not violently.
HMIS III Rating
Health : 2 Moderate Hazard - Temporary or minor injury may occur
Flammability : 0 Minimal Hazard - Materials that will not burn
Physical : 1 Slight Hazard - Materials that are normally stable but can become unstable (self-react) at
high
temperatures and pressures. Materials may react non-violently with water or undergo
hazardous polymerization in the absence of inhibitors.
Personal protection : E
E - Safety glasses, Gloves, Dust respirator
SDS US LabChem
Information in this SDS is from available published sources and is believed to be accurate. No
warranty, express or implied, is made and LabChem Inc assumes no liability resulting from the use of
this
SDS. The user must determine suitability of this information for his application.