| | **** SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS **** 
 +----------------+--------------------------------------+----------+-----------+
 |      CAS#      |              Chemical Name           |    %     |  EINECS#  |
 |----------------|--------------------------------------|----------|-----------|
 |      381-73-7  |Difluoroacetic Acid                   |    98    | 206-839-0 |
 +----------------+--------------------------------------+----------+-----------+
 Hazard Symbols: C
 Risk Phrases: 34
 
 **** SECTION 3 - HAZARDS IDENTIFICATION ****
 
 EMERGENCY OVERVIEW
 Causes burns.Corrosive.Lachrymator (substance which increases the
 flow of tears).
 
 Potential Health Effects
 Eye:
 Contact with eyes may cause severe irritation, and possible eye
 burns.
 Skin:
 May cause severe skin irritation with possible burns, especially if
 skin is wet or moist.
 Ingestion:
 May cause severe gastrointestinal tract irritation with nausea,
 vomiting and possible burns.
 Inhalation:
 May cause severe respiratory tract irritation and possible burns.
 Chronic:
 Not available.
 
 **** SECTION 4 - FIRST AID MEASURES ****
 
 Eyes:
 Get medical aid immediately. Do NOT allow victim to rub eyes or keep
 eyes closed. Extensive irrigation with water is required (at least 30
 minutes).
 Skin:
 Get medical aid. Immediately flush skin with plenty of water for at
 least 15 minutes while removing contaminated clothing and shoes.
 Ingestion:
 Do not induce vomiting. 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:
 Get medical aid immediately. Remove from exposure and move to fresh
 air immediately. If breathing is difficult, give oxygen.
 Notes to Physician:
 
 **** SECTION 5 - FIRE FIGHTING 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. Combustible liquid.
 Extinguishing Media:
 Use agent most appropriate to extinguish fire.
 
 **** SECTION 6 - ACCIDENTAL RELEASE MEASURES ****
 
 General Information: Use proper personal protective equipment as indicated
 in Section 8.
 Spills/Leaks:
 Absorb spill with inert material (e.g. vermiculite, sand or earth),
 then place in suitable container.
 
 **** SECTION 7 - HANDLING and STORAGE ****
 
 Handling:
 Wash thoroughly after handling. Use only in a well-ventilated area.
 Ground and bond containers when transferring material. Do not get in
 eyes, on skin, or on clothing. Empty containers retain product
 residue, (liquid and/or vapor), and can be dangerous. Do not ingest
 or inhale. Do not pressurize, cut, weld, braze, solder, drill,
 grind, or expose empty containers to heat, sparks or open flames.
 Storage:
 Store in a tightly closed container. Store in a cool, dry,
 well-ventilated area away from incompatible substances. Corrosives
 area.
 
 **** SECTION 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION ****
 
 Engineering Controls:
 Use adequate ventilation to keep airborne concentrations low.
 Exposure Limits
 CAS# 381-73-7:
 
 
 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 29
 CFR 1910.134 or European Standard EN 149. Use a
 NIOSH/MSHA or European Standard EN 149 approved
 respirator if exposure limits are exceeded or if
 irritation or other symptoms are experienced.
 
 **** SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES ****
 
 Physical State:             Liquid
 Color:                      clear, colorless
 Odor:                       Not available.
 pH:                         Not available.
 Vapor Pressure:             Not available.
 Viscosity:                  Not available.
 Boiling Point:              132 - 134 deg C @ 760.00mm Hg
 Freezing/Melting Point:     -1 deg C
 Autoignition Temperature:   Not available.
 Flash Point:                78 deg C ( 172.40 deg F)
 Explosion Limits, lower:    Not available.
 Explosion Limits, upper:    Not available.
 Decomposition Temperature:
 Solubility in water:
 Specific Gravity/Density:   1.5260g/cm3
 Molecular Formula:          C2H2F2O2
 Molecular Weight:           96.03
 
 **** SECTION 10 - STABILITY AND REACTIVITY ****
 
 Chemical Stability:
 Stable under normal temperatures and pressures.
 Conditions to Avoid:
 Ignition sources, electrical sparks, exposure to flame.
 Incompatibilities with Other Materials:
 Strong oxidizing agents, strong bases, explosive reaction with
 fluorine + cesium fluoride.
 Hazardous Decomposition Products:
 Carbon monoxide, carbon dioxide, hydrogen fluoride gas.
 Hazardous Polymerization: Will not occur.
 
 **** SECTION 11 - TOXICOLOGICAL INFORMATION ****
 
 RTECS#:
 CAS# 381-73-7: AG9900000
 LD50/LC50:
 Not available.
 Carcinogenicity:
 Difluoroacetic Acid -
 Not listed by ACGIH, IARC, or NTP.
 Other:
 See actual entry in RTECS for complete information.
 
 **** SECTION 12 - ECOLOGICAL INFORMATION ****
 
 
 
 **** SECTION 13 - DISPOSAL CONSIDERATIONS ****
 
 Dispose of in a manner consistent with federal, state, and local regulations.
 
 **** SECTION 14 - TRANSPORT INFORMATION ****
 
 IATA
 Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.*
 Hazard Class: 8
 UN Number: 3265
 Packing Group: II
 IMO
 Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
 Hazard Class: 8
 UN Number: 3265
 Packing Group: II
 RID/ADR
 Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
 Hazard Class: 8
 UN Number: 3265
 Packing group: II
 
 **** SECTION 15 - REGULATORY INFORMATION ****
 
 European/International Regulations
 European Labeling in Accordance with EC Directives
 Hazard Symbols: C
 Risk Phrases:
 R 34  Causes burns.
 Safety Phrases:
 S 24/25  Avoid contact with skin and eyes.
 S 26  In case of contact with eyes, rinse immediately
 with plenty of water and seek medical advice.
 WGK (Water Danger/Protection)
 CAS# 381-73-7: No information available.
 Canada
 CAS# 381-73-7 is listed on Canada's NDSL List.
 CAS# 381-73-7 is not listed on Canada's Ingredient Disclosure List.
 US FEDERAL
 TSCA
 CAS# 381-73-7 is listed on the TSCA inventory.
 
 **** SECTION 16 - ADDITIONAL INFORMATION ****
 
 MSDS Creation Date:  3/17/1998  Revision #2 Date:  3/18/2003
 
 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 the company 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 the company has been advised of
 the possibility of such damages.
 --------------------------------------------------------------------------------
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| 
| ALL MSDS PAGES IN THIS GROUP |  | | NAME | CAS |  
| o-Tolyl isocyanate, 99+% | 614-68-6 |  
| Perfluorodecyl iodide, 97% | 423-62-1 |  
| 3-Phenoxy-1,2-Propanediol, 95% | 538-43-2 |  
| Ethylenediaminetetraacetic Acid, Trisodium Salt Hydrate, 98% | 150-38-9 |  
| Ethyl 2-thiopheneacetate, 98% | 57382-97-5 |  
| 4,4'-(Hexafluoroisopropylidene)diphenol, 97% | 1478-61-1 |  
| 2,2,3,3,3-Pentafluoro-1-propanol, 97% | 422-05-9 |  
| Difluoroacetic Acid, 98% | 381-73-7 |  
| Fluoroacetonitrile, 99% | 503-20-8 |  
| 3,3,3-Triphenylpropionic Acid, 97% | 900-91-4 |  
| 1-Phenylsemicarbazide | 103-03-7 |  
| 1-Pentyne, 99% | 627-19-0 |  
| 2-Chloropropene, 98% | 557-98-2 |  
| 2,6-Dichlorophenylhydrazine Hydrochloride | 50709-36-9 |  
| 1,2,4,5-Benzenetetracarbonitrile, 99% | 712-74-3 |  
| 4-Nitroguaiacol, 97% | 3251-56-7 |  
| 4,4'-Dinitrobibenzyl, tech., 80% | 736-30-1 |  
| Ethyl ethoxyacetate, 98% | 817-95-8 |  
| 2,4-Dichloro-5-Sulfamoylbenzoic Acid, 98% | 2736-23-4 |  
| m-Toluamide, 99% | 618-47-3 |  
| Methyl 3,5-dinitrobenzoate, 99% | 2702-58-1 |  
| 5-Hydroxyanthranilic acid, 99% | 394-31-0 |  
| 4-Bromo-1,2-(Methylenedioxy)benzene, 97% | 2635-13-4 |  
| Cis-1,2-Cyclopentanediol, 98% | 5057-98-7 |  
| Tetramethyl-1,3-Cyclobutanedione, 99% | 933-52-8 |  
| 3-(Isothiocyanatomethyl)-PROXYL, free radical | 78140-52-0 |  
| 4-Undecyloxybenzoic acid, 98% | 15872-43-2 |  
| Benzyl phenyl ether, 98% | 945-51-7 |  
| 9-Phenyl-9-fluorenol, 99% | 25603-67-2 |  
| Ethyl cyanoglyoxylate-2-oxime, 97% | 3849-21-6 |  
| Methyl dichlorophosphate, 97% | 677-24-7 |  
| Cis-1,2-Cyclohexanediol, 99% | 1792-81-0 |  
| 2-Norbornanecarbonitrile, 98%, Mixture of Endo and Exo | 2234-26-6 |  
| Hexanes, c.p. | 110-54-3 |  
| 2',4'-Dimethylacetophenone, 96% | 89-74-7 |  
| 3,4-Dimethoxy-3-Cyclobutene-1,2-Dione, 99% | 5222-73-1 |  
| 5-Fluoro-2-methylbenzoic acid, 99% | 33184-16-6 |  
| 6-Fluoro-4-Chromanone, 99% | 66892-34-0 |  
| beta-D-Lactose, ca 80% beta and 20% alpha | 5965-66-2 |  
| Phenylmaleic Anhydride, 99% | 36122-35-7 |  
| Dichloromethylphosphine, tech., 90% | 676-83-5 |  
| 4-Bromo-2,6-Di-Tert-Butylphenol, 98% | 1139-52-2 |  
| 2-Chloro-4-fluorobenzonitrile, 99% | 60702-69-4 |  
| 4,5-Dimethoxy-2-Nitrocinnamic Acid, 97% | 20567-38-8 |  
| 4-Hydroxy-2(5h)-furanone, 98% | 541-57-1 |  
| Diethyl meso-2,5-dibromoadipate | 869-10-3 |  
| 2-Methyl-6-isopropylaniline, 97% | 5266-85-3 |  
| 1,8-Diphenyl-1,3,5,7-octatetraene | 3029-40-1 |  
| 3-Cyanoindole, 98% | 5457-28-3 |  
| Methyl 4-(bromomethyl)benzoate, 98% | 2417-72-3 | 
 | 
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