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Material Safety Data Sheet
Boric acid, powder, 99+%

ACC# 95421
Section 1 - Chemical Product and Company Identification
MSDS Name: Boric acid, powder, 99+%
Catalog Numbers: AC180570000, AC180570010, AC180570025
Company Identification:

       Acros Organics N.V.
       One Reagent Lane
       Fairlawn, NJ 07410
For information in North America, call: 800-ACROS-01
For information in Europe, call: 0032(0) 14575211
For emergencies in the US, call CHEMTREC: 800-424-9300
For emergencies outside the US, call: 0032(0) 14575299

Section 2 - Composition, Information on Ingredients

CAS# Chemical Name Percent EINECS/ELINCS
10043-35-3Boric acid, powder, 99+% 99+% 233-139-2

Section 3 - Hazards Identification


Appearance: white. Caution! May cause respiratory tract irritation.Hygroscopic. May cause eye and skin irritation. Can causereproductive effects. Causes severe digestive tract irritation withpain, nausea, vomiting and diarrhea. May corrode the digestive tractwith hemorrhaging and possible shock. May cause cyanosis with bluishskin.
Target Organs: Central nervous system,cardiovascular system, reproductive system.

Potential Health Effects

Eye: May cause eye irritation.
Skin: May cause skin irritation. May be absorbed through damaged or abraded skin in harmful amounts.
Ingestion: Causes gastrointestinal irritation with nausea, vomiting and diarrhea. May cause circulatory system failure. May cause tissue anoxia, characterized by weakness, headache, dizziness, confusion, cyanosis, weak and irregular heart beat, collapse, unconsciousness, convulsions, coma and death. May cause central nervous system effects.
Inhalation: May cause respiratory tract irritation.
Chronic: Prolonged or repeated exposure may cause adverse reproductive effects. May cause borism characterized by dry skin, skin eruptions, and gastric disturbances..

Section 4 - First Aid Measures

Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid immediately.
Skin: Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Inhalation: Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician: Treat symptomatically and supportively.

Section 5 - Firefighting Measures

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media: Use agent most appropriate to extinguish fire.
Autoignition Temperature: Not available.
Flash Point: 100 deg C (212.00 deg F)
NFPA Rating: Not published. Explosion Limits, Lower: Not available. Upper: Not available.

Section 6 - Accidental Release Measures

General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - Handling and Storage

Handling: Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Storage: Store in a cool, dry place. Store in a tightly closed container.

Section 8 - Exposure Controls, Personal Protection

Engineering Controls: Use adequate ventilation to keep airborne concentrations low.
Exposure Limits
Chemical Name ACGIH NIOSH OSHA - Final PELs
Boric acid, powder, 99+%none listednone listednone listed

OSHA Vacated PELs: Boric acid, powder, 99+%: No OSHA Vacated PELs are listed for this chemical.
Personal Protective Equipment
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin: Wear appropriate protective gloves to prevent skin exposure.
Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators: Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Section 9 - Physical and Chemical Properties

Physical State: Solid
Appearance: white
Odor: Not available.
pH: Not available.
Vapor Pressure: < .01 mbar @ 20 C
Vapor Density: 0.600
Evaporation Rate:
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point:168.9 deg C dec
Decomposition Temperature:100 deg C
Solubility: 49.5 g/l (20 c)
Specific Gravity/Density:1.435@150C
Molecular Formula:H3BO3
Molecular Weight:

Section 10 - Stability and Reactivity

Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Exposure to moist air or water.
Incompatibilities with Other Materials: Alkali carbonates, hydroxides, and acid anhydrides.
Hazardous Decomposition Products: Oxides of boron.
Hazardous Polymerization: Has not been reported

Section 11 - Toxicological Information

CAS# 10043-35-3: ED4550000
CAS# 10043-35-3:
Oral, mouse: LD50 = 3450 mg/kg;
Oral, rat: LD50 = 2660 mg/kg;
CAS# 10043-35-3: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.
Epidemiology: No data available.
Teratogenicity: No data available.
Reproductive Effects: No data available.
Neurotoxicity: No data available.
Mutagenicity: No data available.
Other Studies: None.

Section 12 - Ecological Information

Ecotoxicity: Mosquito fish (fresh water) TLm=1800 ppm/24H Mosquito fish (fresh water) TLm=1800 ppm/24H
Environmental Fate: No information reported.
Physical/Chemical: No information available.
Other: None.

Section 13 - Disposal Considerations

Dispose of in a manner consistent with federal, state, and local regulations.
RCRA D-Series Maximum Concentration ofContaminants: None listed.
RCRA D-Series Chronic Toxicity ReferenceLevels: None listed.
RCRA F-Series: None listed.
RCRA P-Series: None listed.
RCRA U-Series: None listed.

Section 14 - Transport Information

Shipping Name:No information available.Not regulated as a hazardous material.Not regulated as a hazardous material.Not regulated as a hazardous material.No information available.
Hazard Class:
UN Number:
Packing Group:

Section 15 - Regulatory Information


CAS# 10043-35-3 is listed on the TSCA inventory.
Health & Safety Reporting List
None of the chemicals are on the Health & Safety Reporting List.
Chemical Test Rules
None of the chemicals in this product are under a Chemical Test Rule.
Section 12b
None of the chemicals are listed under TSCA Section 12b.
TSCA Significant New Use Rule
None of the chemicals in this material have a SNUR under TSCA.

Section 302 (RQ)
None of the chemicals in this material have an RQ.
Section 302 (TPQ)
None of the chemicals in this product have a TPQ.
SARA Codes
CAS # 10043-35-3: acute.
Section 313
No chemicals are reportable under Section 313.
Clean Air Act:
This material does not contain any hazardous air pollutants. This material does not contain any Class 1 Ozone depletors. This material does not contain any Class 2 Ozone depletors.
Clean Water Act:
None of the chemicals in this product are listed as Hazardous Substances under the CWA. None of the chemicals in this product are listed as Priority Pollutants under the CWA. None of the chemicals in this product are listed as Toxic Pollutants under the CWA.
None of the chemicals in this product are considered highly hazardous by OSHA.
CAS# 10043-35-3 is not present on state lists from CA, PA, MN, MA, FL, or NJ.
California No Significant Risk Level: None of the chemicals in this product are listed. European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols:
Not available.
Risk Phrases:

Safety Phrases:

S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)

CAS# 10043-35-3: 1
CAS# 10043-35-3 is listed on Canada's DSL/NDSL List.
WHMIS: Not available.
CAS# 10043-35-3 is not listed on Canada's Ingredient Disclosure List.
Exposure Limits
CAS# 10043-35-3: OEL-RUSSIA:STEL 10 mg/m3

Section 16 - Additional Information

MSDS Creation Date: 2/14/1996
Revision #6 Date: 1/20/1998
The information above is believed to be accurate and represents the best information currently available to us. However, we make no warranty of merchantability or any other warranty, express or implied, with respect to such information, and we assume no liability resulting from its use. Users should make their own investigations to determine the suitability of the information for their particular purposes. In no way shall Fisher be liable for any claims, losses, or damages of any third party or for lost profits or any special, indirect, incidental, consequential or exemplary damages, howsoever arising, even if Fisher has been advised of the possibility of such damages.