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- 1 Identification of substance:
- Product details:
- Trade name: Cyclohexane
- Stock number: 22864
- Manufacturer/Supplier:
Alfa Aesar, A Johnson Matthey company
Johnson Matthey Catalog Company, Inc.
30 Bond Street
Ward Hill, MA 01835-8099
Emergency Phone: (978) 521-6300
CHEMTREC: (800) 424-9300
Web Site: www.alfa.com
- Information department: Health, Safety and Environmental Department
- Emergency information:
During normal hours the Health, Safety and Environmental Department.
After normal hours call Chemtrec at (800) 424-9300.
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- 2 Composition/Data on components:
- Chemical characterization:
Description: (CAS#)
Cyclohexane (CAS# 110-82-7): 100%
- Identification number(s):
- EINECS Number: 203-806-2
- EU Number: 601-017-00-1
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- 3 Hazards identification
- Hazard description:
Xn Harmful
F Highly flammable
N Dangerous for the environment
- Information pertaining to particular dangers for man and environment
Causes a narcotic effect.
R 11 Highly flammable.
R 38 Irritating to skin.
R 50/53 Very toxic to aquatic organisms, may cause long-term adverse
effects in the aquatic environment
R 65 Harmful: may cause lung damage if swallowed.
R 67 Vapours may cause drowsiness and dizziness
- Classification system
- HMIS ratings (scale 0-4)
(Hazardous Materials Identification System)
Health (acute effects) = 1
Flammability = 3
Reactivity = 1
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- 4 First aid measures
- After inhalation
Supply fresh air. If required, provide artificial respiration. Keep
patient warm.
Seek immediate medical advice.
- After skin contact
Immediately wash with water and soap and rinse thoroughly.
Seek immediate medical advice.
- After eye contact
Rinse opened eye for several minutes under running water. Then consult
a doctor.
- After swallowing Seek immediate medical advice.
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- 5 Fire fighting measures
- Suitable extinguishing agents
Use carbon dioxide, extinguishing powder or foam. Water may be
ineffective but may be used for cooling exposed containers.
- Special hazards caused by the material, its products of combustion or
resulting gases:
In case of fire, the following can be released:
Carbon monoxide and carbon dioxide
- Protective equipment:
Wear self-contained respirator.
Wear fully protective impervious suit.
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- 6 Accidental release measures
- Person-related safety precautions:
Wear protective equipment. Keep unprotected persons away.
Ensure adequate ventilation
Keep away from ignition sources
- Measures for environmental protection:
Do not allow material to be released to the environment without proper
governmental permits.
- Measures for cleaning/collecting:
Dispose contaminated material as waste according to item 13.
Ensure adequate ventilation.
Keep away from ignition sources.
- Additional information:
See Section 7 for information on safe handling
See Section 8 for information on personal protection equipment.
See Section 13 for disposal information.
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- 7 Handling and storage
- Handling
- Information for safe handling:
Keep container tightly sealed.
Store in cool, dry place in tightly closed containers.
Ensure good ventilation at the workplace.
- Information about protection against explosions and fires:
Keep ignition sources away.
Protect against electrostatic charges.
Fumes can combine with air to form an explosive mixture.
- Storage
- Requirements to be met by storerooms and receptacles:
Store in a cool location.
- Information about storage in one common storage facility:
Store away from oxidizing agents.
- Further information about storage conditions:
Keep container tightly sealed.
Store in cool, dry conditions in well sealed containers.
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- 8 Exposure controls and personal protection
- Additional information about design of technical systems:
Properly operating chemical fume hood designed for hazardous chemicals
and having an average face velocity of at least 100 feet per minute.
Components with limit values that require monitoring at the workplace:
Cyclohexane
ppm
ACGIH TLV 100
Austria MAK 300
Belgium TWA 300
Denmark TWA 300
Finland TWA 300; 375-STEL
France VME 300; 375-VLE
Germany MAK 300
Hungary TWA 500; 1000-STEL
Japan OEL 150
Korea TLV 300
Netherlands MAC-TGG 250
Norway TWA 150
Poland TWA 300 mg/m3; 1000 mg/m3-STEL
Russia TWA 150; 80 mg/m3-STEL
Sweden NGV 300; 370-KTV
Switzerland MAK-W 300; 600-KZG-W
United Kingdom TWA 100; 300-STEL
USA PEL 300
- Additional information: No data
- Personal protective equipment
- General protective and hygienic measures
The usual precautionary measures for handling chemicals should be
followed.
Keep away from foodstuffs, beverages and feed.
Remove all soiled and contaminated clothing immediately.
Wash hands before breaks and at the end of work.
Avoid contact with the skin.
Avoid contact with the eyes and skin.
- Breathing equipment:
Use suitable respirator when high concentrations are present.
- Protection of hands:
Impervious gloves
Check protective gloves prior to each use for their proper condition.
- Material of gloves
The selection of suitable gloves not only depends on the material, but
also on quality. Quality will vary from manufacturer to manufacturer.
- Eye protection: Safety glasses
- Body protection: Protective work clothing.
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- 9 Physical and chemical properties:
- General Information
- Form: Liquid
- Color: Colorless
- Odor: Pungent
- Value/Range Unit Method
- Change in condition
- Melting point/Melting range: 6.5 ° C
- Boiling point/Boiling range: 80.7-81 ° C
- Sublimation temperature / start: Not determined
- Flash point: -18 ° C
- Flammability (solid, gaseous) Highly flammable.
- Ignition temperature: 245 ° C
- Decomposition temperature: Not determined
- Explosion limits:
- Lower: 1.3 Vol %
- Upper: 8.4 Vol %
- Vapor pressure: at 20 ° C 104 hPa
- Density: at 20 ° C 0.779 g/cm³
- Solubility in / Miscibility with
- Water: Not miscible or difficult to mix
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- 10 Stability and reactivity
- Thermal decomposition / conditions to be avoided:
Decomposition will not occur if used and stored according to
specifications.
- Materials to be avoided: Oxidizing agents
- Dangerous reactions No dangerous reactions known
- Dangerous products of decomposition: Carbon monoxide and carbon dioxide
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- 11 Toxicological information
- Acute toxicity:
LD/LC50 values that are relevant for classification:
Oral: LD50: 813 mg/kg (mus)
LD50: 12705 mg/kg (rat)
LDLo: 5500 mg/kg (rbt)
Dermal: LD: >180000 mg/kg (rbt)
Inhalative: LC50: 70000 mg/m3 (mam)
LCLo/1H: 89600 mg/m3/1H (rbt)
LCLo/2H: 70000 mg/m3/2H (mus)
- Primary irritant effect:
- on the skin: Irritant to skin and mucous membranes.
- on the eye: Irritating effect.
- Sensitization: No sensitizing effects known.
- Other information (about experimental toxicology):
Mutagenic effects have been observed on tests with bacteria.
- Subacute to chronic toxicity:
- Subacute to chronic toxicity:
The Registry of Toxic Effects of Chemical Substances (RTECS) reports
the following effects in laboratory animals:
Gastrointestinal - hypermotility, diarrhea.
Behavioral - general anesthetic.
Behavioral - tremor.
Behavioral - muscle contraction or spasticity.
Behavioral - somnolence (general depressed activity).
Behavioral - changes in motor activity (specific assay).
Autonomic Nervous System - other (direct) parasympathomimetic.
Related to Chronic Data - death.
Kidney, Ureter, Bladder - other changes in urine composition.
Brain and Coverings - other degenerative changes.
Biochemical - Enzyme inhibition, induction, or change in blood or
tissue levels - other oxidoreductases.
- Subacute to chronic toxicity:
Cyclohexane causes irritation of the skin, eyes and respiratory tract.
High concentrations have a narcotic effect. In animals, chronic
exposure to cyclohexane has caused general vascular damage and lesions
of the brain and vicera.
- Additional toxicological information:
To the best of our knowledge the acute and chronic toxicity of this
substance is not fully known.
No classification data on carcinogenic properties of this material is
available from the EPA, IARC, NTP, OSHA or ACGIH.
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- 12 Ecological information:
- Ecotoxical effects:
- Remark: Very toxic for fish
- General notes:
Also poisonous for fish and plankton in water bodies.
Do not allow material to be released to the environment without proper
governmental permits.
Very toxic for aquatic organisms
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- 13 Disposal considerations
- Product:
- Recommendation
Consult state, local or national regulations to ensure proper disposal.
- Uncleaned packagings:
- Recommendation:
Disposal must be made according to official regulations.
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- 14 Transport information
- DOT regulations:
- Hazard class: 3
- Identification number: UN1145
- Packing group: II
- Hazardous substance: 1000 lbs, 454 kg
- Proper shipping name (technical name):
Cyclohexane
- Land transport ADR/RID (cross-border)
- ADR/RID class: 3 Flammable liquids
- Item: 3b
- Danger code (Kemler): 33
- UN-Number: 1145
- Description of goods: Cyclohexane
- Maritime transport IMDG:
- IMDG Class: 3
- UN Number: 1145
- Packaging group: II
- Proper shipping name: Cyclohexane
- Air transport ICAO-TI and IATA-DGR:
- ICAO/IATA Class: 3
- UN/ID Number: 1145
- Packaging group: II
- Proper shipping name: Cyclohexane
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- 15 Regulations
- Product related hazard informations:
- Hazard symbols:
Xn Harmful
F Highly flammable
N Dangerous for the environment
- Risk phrases:
11 Highly flammable.
38 Irritating to skin.
50/53 Very toxic to aquatic organisms, may cause long-term adverse
effects in the aquatic environment
65 Harmful: may cause lung damage if swallowed.
67 Vapours may cause drowsiness and dizziness
- Safety phrases:
9 Keep container in a well-ventilated place.
16 Keep away from sources of ignition - No smoking.
33 Take precautionary measures against static discharges.
60 This material and its container must be disposed of as hazardous
waste.
61 Avoid release to the environment. Refer to special
instructions/Safety data sheets
62 If swallowed, do not induce vomiting: seek medical advice
immediately and show this container or label
- National regulations
All components of this product are listed in the U.S. Environmental
Protection Agency Toxic Substances Control Act Chemical Substance
Inventory.
- Information about limitation of use:
For use only by technically qualified individuals.
This product is subject to the reporting requirements of section 313 of
the Emergency Planning and Community Right to Know Act of 1986 and
40CFR372.
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- 16 Other information:
Employers should use this information only as a supplement to other
information gathered by them, and should make independent judgement of
suitability of this information to ensure proper use and protect the
health and safety of employees. This information is furnished without
warranty, and any use of the product not in conformance with this
Material Safety Data Sheet, or in combination with any other product or
process, is the responsibility of the user.
- Department issuing MSDS: Health, Safety and Environmental Department.
- Contact: Darrell R. Sanders
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