PRODUCT SAFETY DATA SHEET                                           93/112/EWG

Date of issue: January 24, 2000 (*)

Update of product safety data sheet: September 13, 1999

"*" Changes with respect to precursor n.a. = not applicable

1. MATERIAL-, PREPARATION- AND COMPANY DESIGNATION

1.1 Information about the product

Trade/brand name:    SEMA S-100 PU Foam 750ml

Article-no.: 202361303467

1.2 Information about the manufacturer/supplier

1.2.1 Address of the manufacturer/supplier:

SEJIN S.M. CO., LTD. RM./ 1504, Century Officetel 2, / 1595-2 Secho-dong, Secho-gu,

Seoul, Korea

1.2.2 Responsible for the contents:

1.3 Telephone number in case of emergency

Approachable in case of Manufacturer/supplier:

symptoms of poisoning:          Telephone number: 82-2-586-2375

                                            Telephone number: 82-2-586-2375

2. COMPOSITION AND INFORMATION ABOUT THE CONTENTS

1. Chemical description

CAS-number   EG-number        EINECS          Description       m%-range, symbol,                                                                                           R-phrases

9016-87-9     615-005-01-6    n.a.    diphenylmethane  -4,4'diisocyanate > 45% "Xn"

                                                                                   R 20-36/37/38-42/43 106-97-8       601-004-00-0  203-448-7   propellant:  hydrocarbon < 15% F+"

                                                                                         R 12

115-10-6    603-019-00-8    204-065-8      propellant: dimethylether < 10% "F+"                                                                                                R 12

See under point 15 for applicable danger designation labelling of the total composition.

3. POSSIBLE DANGERS/RISKS

3.1 For people:

When heated, container can burst. Pressure within container rises when temperature increases.

Inhalation of fumes is dangerous to your health. Irritable to skin, eyes and mucous membranes.

Formulation contains a certain amount of flammable propellant which is heavier than air and can be ignited at a certain distance from the application point.

Product is harmless after curing.

3.2 For the environment:

Water can be polluted by the product increasing the amount of harmful substances.

3.3 For the material:

n.a.

4. FIRST AID MEASURES

4.1 After inhalation:

Take to a safe place and provide enough fresh air. Consult a physician if necessary.

4.2 After skin contact:

Wipe off with a dry towel. Then wash off with plenty of soap and water.

4.3 After eye contact:

Rinse thoroughly with plenty of water. Keep eyes open while rinsing.

Seek medical advice.

4.4 After ingestion: n.a.

4.5 Directions for the physician:

4.6 Special material for First Aid:

Use eye rinse bottle.

4.7 Further instructions: None.

5. FIRE PROTECTION MEASURES

5.1 Suitable extinguishing agents: water sprinkler, powder, foam.

5.2 The following extinguishing agents should not be used for reasons of

safety: CO2

5.3 Specific danger of the material, combustion products or formed gasses:

The following products can be formed in case of fire: hydrogenhalogenides, nitrogen-,

phosphoric- and organic crackproducts.

5.4 Special safety equipment:

Wear a protective cap/hood with fresh air supply.

Wear protective working-clothes.

6. MEASURES IN CASE OF ACCIDENTAL RELEASE OF MATERIALS

6.1 Personal precautionary measures:

See under point 8.3: Personal protective equipment.

6.2 Environmental precautions and cleaning methods:

Material should not get into the sewer system.

Inform the proper authorities when the material gets into the sewer system by accident.

6.3 Further information: None.

7. HANDLING AND STORAGE

7.1 Handling (see under point 15.2.1 and 15.2.2)

7.1.1 Precautionary measures:

Provide sufficient ventilation. Store inaccessible to children.

7.1.2 Protection against fire and explosion:

Keep cool with water sprinkler. Absorb formed combustion gasses with water sprinkler.

7.2 Storage

7.2.1 Requirements regarding storage and packing material:

Protect from sources of heat or direct sunlight.

7.2.2 Requirements regarding mixed storage:

See under point 15.2.1

7.2.3 Further requirements regarding storage:

Provide sufficient ventilation.

7.2.4 Storage class: n.a.

8. PERSONAL PROTECTION MEASURES

8.1 Additional information about the technical enclosures:

Keep personal protective equipment ready (see under point 8.3).

8.2 Elements regarding the control of the maximum allowable concentration on the workplace:

8.2.1 Description of the material Type, value, unit:

Diphenylmethane-4,4'diisocyanate                                MAC 0,005 ppm

Liquefied hydrocarbons and CFC                                   MAC 1000 ppm

Above-mentioned values are given as background information and are practically not applicable for the composed materials.

8.3 Personal protective equipment

8.3.1 General protective and hygienical measures:

Spray direction: spray away from the body. Do not inhale fumes.

Take off contaminated clothing. Avoid eye or skin contact.

8.3.2 Respiratory protection:

Respiratory equipment.

8.3.3 Hand protection:

Rubber gloves.

8.3.4 Eye protection:

Safety goggles.

8.3.5 Body protection: n.a.

9. PHYSICAL AND CHEMICAL PROPERTIES

9.1 Appearance

9.1.1 Form: aerosol                                    9.1.2 Colour: light green/cream-coloured

9.1.3 Odour: amine-like

9.2 Technical safety data

9.2.1 Boiling-point (ºC):               n.a.           Melting point (ºC): n.a.

9.2.2 Flash point (ºC):                  < 0ºC (propellant)

9.2.3 pH-value, undiluted:            n.a.          pH-value, 1% in water: n.a.

9.2.4 Ignitability (EG A10/A13):     n.a.

9.2.5 Ignition temperature:            n.a.

9.2.6 Self-ignition temperature (EG A16): n.a.

9.2.7 Explosion properties:           n.a.

9.2.8 Explosion danger:               n.a.

9.2.9 Explosion limits (Vol.%) lower:                  4% upper: 9% (propellant)

Thermal decomposition (ºC):       n.a.

9.3 Further information

9.3.1 Density (g/ml):                   1,10 (active material)

9.3.2 Solubility:                           Insoluble

9.3.3 Vapour pressure:                 n.a.

9.3.4 Vapour density (air=1):         n.a.

9.3.5 Partition-coefficient, N-Oktanol/water: n.a.

9.3.6 Viscosity:                            n.a.

9.3.7 Solubility:                            n.a.

9.3.8 Solubility value (Weight.%):

9.3.9 Evaporation:                        n.a.

10. STABILITY AND REACTIVITY

10.1 Conditions to be avoided:

See under point 7: Handling and storage.

10.2 Substances to be avoided:

See under point 3: Possible dangers/risks.

10.3 Hazardous decomposition products:

n.a.

10.4 Further information:

None.

11. INFORMATION ON TOXICITY

11.1 Acute toxicity:

11.1.1 Inhale, LC50 Rat, inhalation (mg/1/4h): n.a.

11.1.2 Ingestion, LD50 Rat, oral (mg/kg): n.a.

11.1.3 Skin contact, LD50 Rat, dermatological (mg/kg): n.a.

11.1.4 Eye contact, LD 50 Rabbit, dermatological (mg/kg): > 5000 mg/kg

11.2 Local effects and long-term toxicity:

11.2.1 Sensitivity: (Over)sensitiveness because of inhalation is possible.

11.2.2 Carcinogenic: n.a.

11.2.3 Mutagenity: n.a.

11.2.4 Teratogenity: n.a.

11.2.5 Narcotic/anaesthetic effect: n.a.

11.3 Experiences on people:

n.a.

11.4 Further toxicological information:

n.a.

12. INFORMATION ON ECOLOGICAL EFFECTS

12.1 Information on elimination (persistence and decomposability): n.a.

12.2 Behaviour in waste water sewer systems: n.a.

12.3 Aquatic toxicity: n.a.

12.4 Further ecological information:

12.4.1 CSB-value, mg/g: n.a.

12.4.2 BSB5-value, mg/g: n.a.

12.4.3 AOX-designation: n.a.

12.4.4 Ecologically important substances: phosphates.

13. INSTRUCTIONS FOR DISPOSAL

13.1 For the remainder of the product/residual product:

13.1.1 Recommendation: comply with local and legal regulations.

13.1.2 Security measures: see under point 7.

13.2 For polluted/contaminated packaging:

13.2.1 Recommendation: comply with local and legal regulations.

13.2.2 Security measures: see 13.1.

14. TRANSPORT REGULATIONS

14.1.1 Classification for transport by road or rail - ADR/VLG and RID/VSG:

Remark/comment:

Class: 2                    Number/letter: 5 ºA                    Marginal 2201a

14.1.2 Instructions for transport in tanks: Danger designation: n.a.

Material number: 1950

14.1.3 Instructions for the consignment notes and the packaging:

Type    Content or mass      Designation of goods     Card of risk        Packing-code

SEMA    750 ml tin-plated   Pressurized container       No                      Rn 2210a

14.1.4 List of goods, see supplement B.8.:

14.1.5 Remark/comment:

Dangerous goods designation needs addition of appropriate class, number and supplement VLG/ADR,

as far as exempted dangerous goods are not involved.

Additional description in the consignment notes:

Limited quantity 1950 aerosols 2,5 °A

Packing-superscription: UN1950

14.2.1 Classification for transport with inland navigation vessels - ADN/VBG in Sch:

Remark: None.

Class: n.a.              Number/letter: n.a.                       Category: n.a.

14.2.2 Designation of goods: n.a.

14.2.3 Remark: None.

14.3.1 Classification for transport with sea-going vessels - IMCO:

Remark: Limited quantities of class 2

Class: 2       UN-number: 1950 aerosol     Packing-group: Limited quantities of class 2

14.3.2 EmS-number: 2-13                       MFAG-index: 620

14.3.3 Marine pollutant: No.

14.3.4 Instructions regarding the appropriate statement and designation:

(Without consideration of packaging dimensions for possible exemptions).

Correct/appropriate technical (danger)designation

Dangerous goods in limited quantities of class 2

14.3.5 Remark/comment:    If a container contains aerosols only, the exterior should be marked with Limited quantities in orange rectangel whit black frame.

14.4.1 Classification for transport with aeroplanes - IATA-DGR/ICAO-TI:

Remarks/comments:

Material is not classified because it is a container with a designation limited quantities.

14.4.2 Instructions for the appropriate statement and designation:

(Without consideration of packaging dimensions for possible exemptions).

Correct dispatch designation                                  / danger designation

Aerosols, non-flammable, n.o.s.                          Label model 2 100x100mm with in

Packaging instructions, Cargo: 203, Passenger: 203.         lowest angle a 2 .

                                                                          Two labels at opposite side

14.4.3 Remarks/comments:

On each package name and address 74x105mm This way up. of sender and receiver plus a sticker: Inner packages comply with prescribed specifications. Shipper declaration can only be filled in by a Government Civil Aviation Service or another appropriate service.

15. REGULATIONS

15.1 Information about designation according the EEC-directives:

Labelling obligation: Yes.                                  Exceptions to be applied: No.

Danger symbols: "Xn"                                       Danger designations: Harmful.

                         "F+"                                      Extremely flammable.

Constituents: Diphenylmethane-4,4'diisocyanate, isomers, homologes

R-phrases:

R 20:               Inhalation can be harmful.

R 36/37/38:     Irritable to eyes, respiratory organs and skin.

R 42:              Inhalation can cause (over)sensitiveness.

S-phrases:

S 2:                 Keep out of the reach of children.

S 16                Keep away from sources of ignition - No smoking.

S 26:               After eye contact, rinse eyes immediately with plenty of water.

                       Seek medical advise.

S 28:               After skin contact, wash immediately with plenty of water and soap.

S 38:               Wear appropriate respiratory equipment when ventilation is insufficient.

S 45:               In case of an accident or if one feels unwell, contact a physician immediatly.

(If possible, show this product safety data sheet).

15.1.1 INFORMATION:

Danger square should minimally be 52x74. Danger symbols should minimally be 20x20 mm. To be mentioned in the danger square as well according to 75/324/EEG: Do not spray on a naked flame or any incandescent material. Without adequate ventilation formation of explosive mixtures may be possible. Pressurized container. Protect from sunlight and do not expose to temperatures ecxeeding 50ºC. Do not pierce or burn even after use.

16. REMAINING INFORMATION

All data and recommendations made in this safety data sheet are given in

good faith and are based upon information which we believe to be reliable, but they are made without any representation of guarantee or warranty of accurancy and are made with reservation of all rights. Our products are sold in accordance with our standard conditions of sales, copies of which are available on request.