NILE
CHEMICALS
NILE
CHEMICALS
Section 1:
Chemical Product and Company Identification
Product Name:
L-methionine For
Biochemistry 99+%
CAS#: 63-68-3
Synonym: L-2-Amino-4-(methylthio)butyric
acid
Chemical
Name: Methionine
Chemical
Formula: C5H11NO2S
Section 2:
Composition and Information on Ingredients
Composition:
Name
CAS #
% by Weight
{L-}methionine
For Biochemistry 99+%
63-68-3
100
Section 3:
Hazards Identification
Potential
Acute Health Effects: Slightly
hazardous in case of skin contact (irritant), of eye contact (irritant), of
ingestion, of inhalation.
Potential
Chronic Health Effects:
CARCINOGENIC
EFFECTS: Not available.
MUTAGENIC
EFFECTS: Mutagenic for mammalian somatic cells. Mutagenic for bacteria and/or
yeast.
TERATOGENIC
EFFECTS: Not available.
DEVELOPMENTAL
TOXICITY: Not available.
Repeated or
prolonged exposure is not known to aggravate medical condition.
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. Loosen tight clothing such as a collar, tie, belt or waistband. Get
medical attention if symptoms appear.
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:
CLOSED CUP: 284°C (543.2°F).
Flammable
Limits: Not available.
Products of
Combustion: These products
are carbon oxides (CO, CO2) and water, nitrogen oxides (NO, NO2...).
Fire Hazards
in Presence of Various Substances:
Slightly
flammable to flammable in presence of open flames and sparks, of heat.
Non-flammable in presence of shocks.
Explosion
Hazards in Presence of Various Substances:
Risks of
explosion of the product in presence of mechanical impact: Not available.
Risks of
explosion of the product in presence of static discharge: Not available.
Fire Fighting
Media and Instructions:
SMALL FIRE: Use
DRY chemical powder.
LARGE FIRE: Use
water spray, fog or foam. Do not use water jet.
Special
Remarks on Fire Hazards: Not
available.
Special
Remarks on Explosion Hazards: Not available.
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:
Section 7:
Handling and Storage
Precautions:Keep
locked up.. Keep away from heat. Keep away from sources of ignition. Empty
containers pose a fire risk, evaporate
the residue under a fume hood. Ground all equipment containing material. Do not
ingest. Do not breathe dust. Wear suitable
protective clothing. If ingested, seek medical advice immediately and show the
container or the label. Keep away from incompatibles
such as oxidizing agents.
Storage:Light
Sensitive. Store in light-resistant containter Keep container tightly closed.
Keep container in a cool, well-ventilated
area. Do not store above 24°C (75.2°F).
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 a Large Spill:Splash
goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing
apparatus should be used 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: Slight.
Taste: Sulfurous.
Molecular
Weight: 149.21 g/mole
Color: White.
pH (1%
soln/water): 5.85
[Acidic.]
Boiling
Point: Not available.
Melting
Point: 281°C (537.8°F)
Critical
Temperature: Not
available.
Specific
Gravity: Not available.
Vapor
Pressure: Not applicable.
Vapor
Density: Not available.
Volatility: Not
available.
Odor
Threshold: Not available.
Water/Oil
Dist. Coeff.: Not
available.
Ionicity (in
Water): Not available.
Dispersion
Properties: See solubility
in water, methanol.
Solubility:
Soluble in cold
water, methanol.
Insoluble in
diethyl ether, acetone.
Insoluble in
petroleum ether, absolute alcohol, benzene.
Soluble in warm
diluted alcohol.
Slightly soluble
in acetic acid
Section 10:
Stability and Reactivity Data
Stability: The
product is stable.
Instability
Temperature: Not
available.
Conditions of
Instability: Incompatible
materials. Light
Incompatibility
with various substances: Reactive
with oxidizing agents.
Corrosivity: Not
available.
Special
Remarks on Reactivity: Light
Sensitive.
Special
Remarks on Corrosivity: Not
available.
Polymerization:
Will not occur.
Section 11:
Toxicological Information
Routes of
Entry: Inhalation.
Ingestion.
Toxicity to
Animals: Acute oral
toxicity (LD50): 36000 mg/kg [Rat].
Chronic
Effects on Humans: MUTAGENIC
EFFECTS: Mutagenic for mammalian somatic cells. Mutagenic for bacteria
and/or yeast.
Other Toxic
Effects on Humans: Slightly
hazardous in case of skin contact (irritant), of ingestion, of inhalation.
Special
Remarks on Toxicity to Animals: Not available.
Special
Remarks on Chronic Effects on Humans:
May cause
adverse reproductive effects (female fertility and fetoxicity) and birth defects
(developmental abnormalities)
based on animal data. No human data found at this time.
May affect
genetic material. [RTECS: DNA damage (Human cell), and unscheduled DNA synthesis
(Human fibroblast
cell)].
Special
Remarks on other Toxic Effects on Humans:
Acute Potential
Health Effects:
Skin: May cause
skin irritation.
Eyes: Dust may
cause eye irritation.
Inhalation: Dust
may cause respiratory tract irritation.
Ingestion: May
cause gastrointestinal (digestive) tract irritation. May affect liver, blood,
metabolism, behavior and respiration.
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 of Biodegradation: The product itself and its products of degradation are not toxic.
Special
Remarks on the Products of Biodegradation: Not available.
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
Identification:
Not applicable.
Special
Provisions for Transport: Not
applicable.
Section 15:
Other Regulatory Information
HMIS
(U.S.A.):
Health
Hazard: 1
Fire Hazard: 1
Reactivity: 0
Personal
Protection: E
National Fire
Protection Association (U.S.A.):
Health: 1
Flammability:
1
Reactivity: 0
Specific
hazard:
Protective
Equipment:
Gloves.
Lab coat.
Dust respirator.
Be sure to use an
approved/certified
respirator or
equivalent.
Safety glasses.
Disclaimer: Nile Chemicals. provides the
information contained herein in good faith but makes no representation as to its
comprehensiveness or accuracy. This document is intended only as a guide to the
appropriate precautionary handling of the material by a properly trained person
using this product. Individuals receiving the information must exercise their
independent judgment in determining its appropriateness for a particular
purpose. NILE CHEMICALS. MAKES NO REPRESENTATIONS OR WARRANTIES, EITHER EXPRESS
OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE INFORMATION SET FORTH
HEREIN OR THE PRODUCT TO WHICH THE INFORMATION REFERS. ACCORDINGLY, NILE
CHEMICALS. WILL NOT BE RESPONSIBLE FOR DAMAGES RESULTING FROM USE OF OR RELIANCE
UPON THIS INFORMATION.
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