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Last updated 8/7/95 - Marc J. Zeitlin

EPOLITE 2183 HARDENER

HEXCEL CORPORATION                                        Revision Date

Resins Group Division      MATERIAL SAFETY DATA SAFETY      Ol/05/95
                           EPOLITE 2183 HARDENER


SECTION 1 - IDENTIFICATION

PRODUCT IDENTIFIER..............	EPOLITE 2183 HARDENER

CHEMICAL FAMILY.................	EPOXY HARDENER

COMPANY NAME....................	HEXCEL CORPORATION - RESINS GROUP

        20701 Nordhoff Street
        PO Box 2197
        Chatsworth, CA 91311
        (818) 882-3022

EMERGENCY PHONE NUMBER: For emergency involving spill, leak, fire,
exposure or  accident, call Chemtrec (800) 424-9300.

OTHER EMERGENCY PHONE NUMBERS:  (800) 433-5072 (USA-except California)
                                (800) 343-4467 (Canada)
                                (800) 367-7527 (California)

 
SECTION 2  -   HAZARDOUS INGREDIENTS

HAZARDOUS INGREDIENTS     % PEL     (OSHA)/TLV (ACGIH)      CAS NUMBER

4,4'Methylene Dianiline   30-45     10 ppb TWA (OSHA)       101-77-9 [MDA]
                                    100 ppb STEL (OSHA)
                                    5 ppb ACTION LEVEL (OSHA)
                                    100 ppb TWA (ACGIH) Skin Notation

Polymethylene Polyphenyl  15-35     Not Established         25214-70-4
   Amine

Amine Terminated Polymer  5-15      Not Established         26376-58-9
                                                            (MW 300-400)

Styrene Monomer           5-15      50 ppm TWA (OSHA/ACGIH) 100-42-5
		                    100 ppm STEL (OSHA/ACGIH)

Benzyl Alcohol            10-25     Not Established         100-51-6

 
SECTION 3 -   HAZARDS IDENTIFICATION

EMERGENCY OVERVIEW:

APPEARANCE AND ODOR:  Dark amber liquid with a styrene odor.

STATEMENTS OF HAZARD:

WARNING: Combustible liquid.

CAUTION: High vapor concentrations may cause narcosis. May cause skin
and eye irritation.

Vapors may irritate the respiratory tract.

Harmful if absorbed through the skin, swallowed, or inhaled.


CHRONIC HAZARD WARNING:

DANGER: CONTAINS MDA CONTAINS MATERIAL WHICH MAY CAUSE CANCER;  LIVER
TOXIN Risk of cancer and liver toxicity depends on the duration and
level of  exposure.


PRIMARY ROUTES OF EXPOSURE:

       SKIN CONTACT-yes     INHALATION-yes     INGESTION-no


CARCINOGEN LISTINGS BY OSHA, NTP OR IARC:

       MDA: OSHA-yes   NTP-yes   IARC-yes

       Styrene: OSHA-no   NTP-no   IARC-yes


POTENTIAL HEALTH EFFECTS:  Eye contact may cause moderate irritation
with  corneal injury.  Vapors may irritate the eyes, causing tears.
Excessive vapor  concentrations will irritate the upper respiratory
tract and may cause narcosis.  Prolonged or repeated skin contact may
cause skin irritation, possible burns, and  drying or flaking of the
skin. Overexposure to this product can cause fever, chills, loss  of
appetite, vomiting and jaundice.  May stain skin.  Harmful amounts of
this material  can be absorbed through the skin. This material contains
4,4'-Methylenedianiline  (MDA) which may cause cancer and is a liver
toxin. Risk of cancer depends on the  length and level of exposure. In
addition, long-term (chronic) exposure may result in  damage to the
liver, kidneys, blood, spleen, thyroid and eyes. Chronic overexposure to
styrene may affect the central nervous system.


SECTION 4 -- FIRST AID MEASURES

EYES:  Immediately flush eyes with plenty of (preferably lukewarm) water
for at least 15  minutes, keeping the eyelids open all the time. Seek
immediate medical attention.

SKIN  CONTACT:   Immediately wash skin with soap and plenty of water.
Wash  contaminated clothing before re-use and destroy contaminated
shoes.

INHALATION:  If  inhaled, remove to fresh air. If not breathing, give
artificial respiration. If breathing is difficult, give oxygen.  Get
medical attention.

INGESTION:  DO NOT INDUCE  VOMITING!  Call a physician immediately.


NOTE:  In all cases, a physician should be consulted.  People exposed to
MDA will  probably need medical surveillance.


SECTION 5 -- FIRE FIGHTING MEASURES

FLASHPOINT & METHOD OF DETERMINATION- 110 F PMCC

MEANS OF EXTINCTION:  Use water spray, dry chemical or CO2 to extinguish
fires.   Use water to keep containers cool.

SPECIAL FIRE HAZARDS: Since vapors are exceedingly irritating when
inhaled, a  self-contained, positive-pressure breathing apparatus should
be available to firemen.


SECTION 6 -- ACCIDENTAL RELEASE

STEPS TO BE TAKEN IN CASE STEPS TO BE TAKEN IN CASE MATERIAL IS 

RELEASED OR SPILLED:

In case of spill, contain with a suitable diking material. In addition
to the protective  equipment listed in Section 8, wear impermeable
boots.  Ventilate the area thoroughly.   Keep all unnecessary people
away. Spilled material should be absorbed in sawdust,  sand or other
absorbant. Place into open-topped containers and cover loosely; store
for  at least 12 hours before sealing the container.

 
SECTION 7  -   HANDLING AND STORAGE

Avoid contact with eyes, skin and clothing.  Avoid breathing vapor.
Keep the  containers closed.  Keep material away from heat, sparks and
open flames.  If used  indoors, use mechanical exhaust ventilation.
Wash thoroughly after handling.  Consult  Section 8 for personal
protection/engineering controls. Store in a cool, dry area in tightly
closed, grounded containers.  Avoid moisture contamination.


SECTION 8 -  EXPOSURE CONTROLS/PERSONAL PROTECTION

EXPOSURE CONTROLS:

The level of engineering control depends on how this material is processed.
Selection of specific personal protective equipment will depend on the
operation.

VENTILATION:

Use exhaust ventilation to keep airborne levels below OSHA-recommended
exposure limits.  Do not use this product in a poorly ventilated area.
Adequate ventilation is essential to prevent oxygen deficiency and
concentration of vapors, which could lead to life-threatening narcosis.


PROTECTIVE CLOTHING:

Wear protective clothing that is impervious to this product.  Selection
of gloves, boots, apron or full-body suit will depend on the operation.


EYE PROTECTION:

Wear chemical splash-proof goggles or a face shield. Vapor resistant
goggles are necessary if contact lenses are worn by the employee.


RESPIRATORY PROTECTION:

If the airborne concentration of MDA is less than or equal to 10 times
the PEL, wear a half-mask respirator with a combination organic
vapor/HEPA (High Efficiency Particulate in Air filter) cartridge. If the
airborne concentration is less than or equal to 50 times the MDA PEL,
wear a full facepiece respirator with a HEPA cartridge or canister. A
full facepiece powered air-purifying respirator with HEPA cartridges is
required when the airborne concentration is less than or equal to 1000
times the PEL of MDA. Wear either a self-contained breathing apparatus
with a full facepiece in positive pressure mode OR a full facepiece
positive pressure Demand supplied air respirator with auxiliary
self-contained air supply if the airborne concentration of MDA is
unknown.

GENERAL HYGIENE RECOMMENDATIONS:

Before eating, drinking, smoking or using toilet facilities, wash face
and hands thoroughly with soap and water.  If significant amounts of
this material get  on work clothes, the employee should shower
immediately and the clothing should be  laundered before it is worn
again. Any employee who has been exposed to MDA at or  above the action
level (5 ppb) for 30 or more days a year, or who has had dermal
exposure to MDA for 15 or more days a year, or who shows signs of dermal
exposure  (stained skin) must see a doctor for medical surveillance.
NOTE: any clothing that has  been contaminated with MDA must be
laundered before it is worn again. Destroy  contaminated leather and
absorbant shoes.  Work clothing CANNOT be taken home.


SPECIAL ENGINEERING REQUIREMENTS:

Consult the OSHA standard 29 CFR parts 1910 and 1926 (Occupational
Exposure to  4,4'Methylenedianiline) for more information on whether
other engineering controls are  needed.

Since this product is combustible, be sure to isolate, vent, drain, wash
and purge  equipment (systems) before maintenance or repair.  Remove all
ignition sources.   Check atmosphere for explosiveness and oxygen
deficiencies


HMIS RATING: Health: 3 Flammability: 2 Reactivity:  0 PERSONAL PROTECTION 

GUIDELINES (Refer to the EXPOSURE CONTROLS):

HMIS CODE J-Splash Goggles, Gloves, Synthetic Apron and Dust & Organic
Vapor Respirator.


SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES

APPEARANCE AND ODOR: Dark AMBER liquid with. a styrene odor.

BOILING POINT........   >200 C
MELTING POINT .......   Not Available
PH...................   Not Available
VAPOR DENSITY........   Not Available
SOLUBILITY IN WATER..   Not Available
VAPOR PRESSURE.......   109 mmHG(55 C)
VOC (grams/liter)....   Not Applicable
DENSITY (g/ml).......   1.11


SECTION 10 - STABILITY AND REACTIVITY

CHEMICAL STABILITY.......   Stable; however, high temperatures may cause
	                    self-polymerization of the styrene monomer.

INCOMPATIBLE MATERIALS...   Avoid contact with strong oxidizers.

HAZARDOUS DECOMPOSITION
PRODUCTS................    Carbon dioxide, carbon monoxide, and nitrogen oxides.

HAZARDOUS POLYMERIZATION.   Will occur at high temperatures (>150 F).

CONDITIONS TO AVOID......   Avoid contact with water, alcohols, strong bases,
	                    metal compounds or surface active materials.



SECTION 11  -   TOXICOLOGICAL INFORMATION

Toxicological information on components of this product are as follows:
4,4'Methylenedianiline (MDA) has an oral LD50 of 250-347 mg/kg (rat) and
264 mg/kg  (mouse).  This material is harmful if absorbed through the
skin. Repeated dermal  exposure to MDA may cause allergic skin reactions
and liver damage.  MDA caused  liver tumors in mice and thyroid cancer
in rats and mice during laboratory tests. Styrene has an oral LD50 (rat)
of 5000 mg/kg.  If styrene liquid is aspirated into the  lungs, it may
be rapidly absorbed through the lungs and cause injury to other body
systems. Styrene is reported to cause hearing loss in laboratory animals
upon  exposure to high concentrations (16 times the TLV). The relevance
of this to humans is  unknown. Chronic overexposure to styrene may cause
central nervous system, liver  and kidney effects and respiratory or eye
irritation. Benzyl alcohol has AN oral LD50 (rat) of 1230 mg/kg.
Prolonged skin contact may  cause defatting of the skin.  Inhalation of
vapors may cause headache, vertigo, nausea,  and vomiting.  Central
nervous system depression may also occur.



SECTION 12 - ecological INFORMATION

No ecological data is available.


SECTION 13 - DISPOSAL CONSIDERATIONS

Controlled incineration or buried landfill disposal should be in
accordance with all  federal, state and local environmental regulations.


RCRA WASTE CODE:   None

CERCLA HAZARDOUS SUBSTANCES & RQ:  4,4'Methylenedianiline (RQ: 1 pound)

                                   Styrene (RQ: 1000 pounds)

SECTION 14 - SHIPPING INFORMATION



DOT SHIPPING INFORMATION:

 DOT SHIPPING NAME:  Styrene Monomer Solution, Inhibited, 3, UN2055, PG III

 DOT HAZARDOUS SUBSTANCE (PRODUCT RQ):   None

 DOT TRANSPORT LABEL:  FLAMMABLE LIQUID



IATA SHIPPING INFORMATION:

 IATA SHIPPING NAME:  FLAMMABLE LIQUID, TOXIC, N.O.S. (Contains Styrene

                       Monomer, inhibited, and 4,4'Diaminodiphenylmethane), 3,

                       UNl992, PG III

 IATA HAZARD CLASS/SUBSIDIARY HAZARD:  3 (6.1)

 REQUIRED TRANSPORT LABEL: FLAMMABLE LIQUID, POISON


SECTION 15 - REGULATORY INFORMATION

NOTICE:  Regulatory requirements are subject to change and may differ
from one  location to another. It is the buyer's responsibility to
ensure that his activities comply  with federal, state and local laws.
The following information is made for the purpose of  complying with
numerous federal, state and local local laws and regulations. THIS
INFORMATION IS NOT MEANT TO BE ALL-INCLUSIVE. SELECTED REGULATIONS  ARE
PRESENTED.


All the components in this product are listed in the TSCA inventory.
SARA 313 INFORMATION: This product contains the following substances
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. 4,4'Methylenedianiline (MDA)  Styrene Monomer


CALIFORNIA PROPOSITION 65:  The following chemicals are known to the
state of  California to cause cancer, birth defects, or other
reproductive harm.  4,4'Methylenedianiline (MDA)


SECTION 16 - OTHER INFORMATION

FOOT NOTES

REFERENCES

29 CFR parts 1910 and 1926  Occupational Exposure to 4,4'Methylenedianiline
(MDA);Final Rule (August 10,1992)


REASON FOR ISSUE:

Changed wording in Section 15.


PREPARED BY...............      HEXCEL CORPORATION - RESINS GROUP

        MSDS CONTROL GROUP
        20701 Nordhoff Street, PO Box 2197
        Chatsworth, CA 91311

DATE PREPARED.............      01/05/95

PHONE NUMBER OF PREPARER. (818) 882-3022


DISCLAIMER:  The information contained herein is accurate to the best of
our  knowledge, but no liability whatsoever is assumed.  Final
determination of the suitability  of a material is the sole
responsibility of the user.  A11 products may present unknown  health
hazards and should be used with caution. Although certain hazards are
described herein, we cannot guarantee that these are the only hazards
that exist.

The product formulation information contained herein is for occupational
safety and  health related usage.  Any misuse of this information,
including divulgence to third  parties or use to gain a competitive
advantage is strictly prohibited.

Notice: I scanned in this document and spell checked with my word processor. My purpose is to relate information I have received from HEXCEL Corporation. I believe the above is correct and users of this DATA shall assume all responsibility.

Judd Stewart


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