MATERIAL SAFETY DATA SHEET



1. IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND COMPANY



Product Name:     METPREP OPUS



Description:      Colloidal silica suspension polishing compound



Supplied by:      MetPrep Ltd

                  Curriers Close

                  Charter Avenue

                  Coventry

                  CV4 8AW



                  Telephone Number             : 024 7642 1222

                  Fax Number                   : 024 7642 1192





2. COMPOSITION/ INFORMATION ON INGREDIENTS



Substances presenting a health hazard within the meaning of the Dangerous Substances Directive 67/548/EEC.



Description:          Mixture of substances listed below with non hazardous additions.

Dangerous Components: None





3. HAZARDS IDENTIFICATION



Hazard Description:         None applicable

Classification System:      The classification is according to the latest editions of the EU lists, and extended by

                            company and literature data.



4. FIRST AID MEASURES



General:

No special measures required.



Inhalation:

Supply fresh air; consult doctor if symptoms persist.



Eye contact:

Irrigate copiously with clean, fresh water for at least 15 minutes, holding eyelids apart.



Skin contact:

Generally the product does not irritate the skin.



Ingestion:

If accidentally swallowed obtain immediate medical attention.









Ref: C:\MSDS\OPUS.DOC                                                                        Page 1 of 3

5. FIRE-FIGHTING MEASURES

Extinguishing Media: recommended: Carbon dioxide; Powder: foam, water



                           not to be used :



Protective equipment:      No special measures required.



6.ACCIDENTAL RELEASE MEASURES



Personal precautions:      Not required



Environmental precautions: No special environmental precautions required.



Methods of cleaning up: Dam up. Soak up with inert absorbent material. Use mechanical handling equipment.

                        After cleaning flush away traces with water.



Additional Information:    No dangerous substances are released.



7. HANDLING AND STORAGE

Handling

Safe handling advice: No special measures required.



Storage.

No special measures required.



8. EXPOSURE CONTROLS/ PERSONAL PROTECTION

Engineering Measures.

No information required



Control parameters:

The product does not contain any relevant quantities of materials with critical values that have to be monitored

at the workplace.



Personal Protection.

General protective & hygiene measures: The usual precautionary measures are to be adhered to when handling

chemicals.

Hand protection: Not required

Eye protection: Goggles recommended during refilling





9. PHYSICAL AND CHEMICAL PROPERTIES



Appearance:                         Liquid

Colour:                             White

Odour:                              Characteristic

pH: (oC) ( at G/1 H20)              <10

                                    100 oC

Boiling point/boiling range:

Melting point/melting range:        Undetermined

Flash Point:                        Not applicable

Explosive properties:               Product does not present an explosion hazard

Vapour Pressure: (20 oC)            23.0 HPA

Relative density: (20 oC)           From 1.10 kg/l

Solubility : - water                completely miscible

Viscosity: (20 oC)                  <100 mPas

Solvent Content: Organic            0%

                    Water           70%

Solids Content:                     30%





MetPrep Opus suspension                                                                             Page 2 of 3

10. STABILITY AND REACTIVITY



Conditions to avoid:                          None

Materials to avoid:                           None

Hazardous decomposition products:             None



11. TOXICOLOGICAL INFORMATION

Acute Toxicity

Primary irritant effect

On the skin:                                No irritant effect.

On the eye:                                 No irritating effect.

Sensitization:                              No sensitising effects known

Additional toxicological information:       The product is not subject to classification according to the

calculation method of the General EU Classification Guidelines for Preparations as issued in the latest version.

When used or handles according to specifications, the product does not have any harmful effects to our

experience and the information provided to us.



12. ECOLOGICAL INFORMATION



General Notes:    Generally not hazardous to water



13. DISPOSAL CONSIDERATIONS



Substance/preparation:              Smaller quantities can be disposed of with household waste..



Packaging:                          Empty containers should be transported/delivered using a registered waste

                                    carrier for local recycling or waste disposal.



14.TRANSPORT INFORMATION



Not classified as dangerous in the meaning of the transport regulations.



15. REGULATORY INFORMATION

The product does not need to be labelled in accordance with EEC directive 88/379.



16. OTHER INFORMATION









This information is taken from sources believed to be accurate. MetPrep Ltd, however, makes no warranty as to

the accuracy of the information or suitability of the recommendations as to your operations and assumes no

liability to any user thereof.



The information in this Safety Data Sheet is required pursuant to 91/155/EEC.









MetPrep Opus suspension                       Prepared May 2005                                      Page 3 of 3