Section 1. Chemical Product and Company Identification
L-Methionine Sulfoxide
Common Name/
Trade Name
Manufacturer
Commercial Name(s)
Synonym
Chemical Name
Chemical Family
L-Methionine Sulfoxide
Section 4. First Aid Measures
Eye Contact Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at
least 15 minutes. Cold water may be used. Get medical attention if irritation occurs.
Skin Contact Wash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops.
Cold water may be used.
Serious Skin Contact Not available.
Inhalation If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get
medical attention.
Serious Inhalation Not available.
Ingestion Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an
unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight
clothing such as a collar, tie, belt or waistband.
Serious Ingestion Not available.
Section 5. Fire and Explosion Data
Flammability of the Product May be combustible at high temperature.
Auto-Ignition Temperature Not available.
Flash Points Not available.
Flammable Limits Not available.
These products are carbon oxides (CO, CO2), nitrogen oxides (NO, NO2...).
Products of Combustion
Fire Hazards in Presence of Slightly flammable to flammable in presence of heat.
Various Substances Non-flammable in presence of shocks.
Explosion Hazards in Presence Slightly explosive in presence of open flames and sparks.
of Various Substances Non-explosive in presence of shocks.
Fire Fighting Media SMALL FIRE: Use DRY chemical powder.
and Instructions LARGE FIRE: Use water spray, fog or foam. Do not use water jet.
Special Remarks on As with most organic solids, fire is possible at elevated temperatures
Fire Hazards
Special Remarks on Explosion Fine dust dispersed in air in sufficient concentrations, and in the presences of an ignition source is a potential dust
Hazards explosion hazard.
Section 6. Accidental Release Measures
Small Spill Use appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by
spreading water on the contaminated surface and dispose of according to local and regional authority
requirements.
Large Spill
Use a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water
on the contaminated surface and allow to evacuate through the sanitary system.
L-Methionine Sulfoxide
Section 7. Handling and Storage
Precautions Keep away from heat. Keep away from sources of ignition. Do not breathe dust. Keep away from incompatibles
such as oxidizing agents, acids, alkalis.
Storage Keep container tightly closed. Keep container in a cool, well-ventilated area.
Section 8. Exposure Controls/Personal Protection
Engineering Controls Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below
recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to
airborne contaminants below the exposure limit.
Personal Protection
Safety glasses. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves.
Personal Protection in Case of Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used
a Large Spill to avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist
BEFORE handling this product.
Exposure Limits Not available.
Section 9. Physical and Chemical Properties
Physical state and appearance Solid. (Powdered solid.) Odor Characteristic.
Taste Not available.
Molecular Weight 165.21 g/mole
Color White. Off-white.
pH (1% soln/water) Not available.
Boiling Point Not available.
Melting Point Not available.
Critical Temperature Not available.
Not available.
Specific Gravity
Vapor Pressure Not applicable.
Vapor Density Not available.
Volatility Not available.
Odor Threshold Not available.
Not available.
Water/Oil Dist. Coeff.
Ionicity (in Water) Not available.
See solubility in water.
Dispersion Properties
Solubility Soluble in cold water.
Section 10. Stability and Reactivity Data
Stability The product is stable.
Not available.
Instability Temperature
Conditions of Instability Excess heat, incompatible materials, dust generation
Incompatibility with various Reactive with oxidizing agents, acids, alkalis.
substances
Corrosivity Not available.
L-Methionine Sulfoxide
Special Remarks on Not available.
Reactivity
Special Remarks on Not available.
Corrosivity
Polymerization Will not occur.
Section 11. Toxicological Information
Routes of Entry Inhalation. Ingestion.
Toxicity to Animals LD50: Not available.
LC50: Not available.
Chronic Effects on Humans Not available.
Other Toxic Effects on Slightly hazardous in case of skin contact (irritant), of ingestion, of inhalation.
Humans
Special Remarks on Not available.
Toxicity to Animals
Special Remarks on
Not available.
Chronic Effects on Humans
Special Remarks on other Acute Potential Health Effects:
Toxic Effects on Humans Skin: May cause skin irritation.
Eyes: May cause eye irritation.
Inhalation: May cause respiratory tract irritation.
Ingestion: May cause gastrointestinal tract irritation.
The toxicological properties of this substance have not been fully investigated.
Section 12. Ecological Information
Ecotoxicity Not available.
BOD5 and COD Not available.
Products of Biodegradation Possibly hazardous short term degradation products are not likely. However, long term degradation products may
arise.
Toxicity of the Products The product itself and its products of degradation are not toxic.
of Biodegradation
Special Remarks on the Not available.
Products of Biodegradation
Section 13. Disposal Considerations
Waste Disposal Waste must be disposed of in accordance with federal, state and local environmental
control regulations.
Section 14. Transport Information
DOT Classification Not a DOT controlled material (United States).
Identification Not applicable.
Not applicable.
Special Provisions for
Transport
L-Methionine Sulfoxide
DOT (Pictograms)
Section 15. Other Regulatory Information and Pictograms
No products were found.
Federal and State
Regulations
California
Proposition 65
Warnings
Other Regulations EINECS: This product is on the European Inventory of Existing Commercial Chemical Substances.
WHMIS (Canada) Not controlled under WHMIS (Canada).
Other Classifications
DSCL (EEC) This product is not classified according S24/25- Avoid contact with skin and eyes.
to the EU regulations.
Health Hazard
HMIS (U.S.A.) 1 National Fire Protection
1 Flammability
1 Association (U.S.A.)
Fire Hazard
1 0 Reactivity
Health
Reactivity
0
Specific hazard
Personal Protection
E
WHMIS (Canada)
(Pictograms)
DSCL (Europe)
(Pictograms)
TDG (Canada)
(Pictograms)
ADR (Europe)
(Pictograms)
Protective Equipment
Gloves.
Lab coat.
Dust respirator. Be sure to use an
approved/certified respirator or
equivalent.
L-Methionine Sulfoxide
SECTION 16 - ADDITIONAL INFORMATION
N/A
