MacDermid Offshore Solutions Cale Lane, New Springs, Wigan, WN2 1JR, U.K. International Code: +44, Local Dialling code (0) 1942 Main Switchboard 501000 Main Fax 501110 Technical Services 501048, Sales Office 501111 Sales Office Fax 501112 Email macdermid_wigan@macdermid.com – Web Site http://www.macdermid.co.uk/offshore

Oceanic HW525 Page 1 of 2 Issue No: 4 Date Reviewed: 17/02/04

1. Product: Oceanic HW 525 A hydraulic fluid used for production control in the Offshore Oil and Gas Industry 2. Composition / Information on Hazardous Ingredients Material % Health Risk CAS No. Monoethylene Glycol >25% Xn R22 107-21-1 3. Hazards Identification The product is harmful if swallowed. 4.0 First Aid Effects of Over Exposure By: 4.1 Eye Contact May cause discomfort and/or stinging. 4.2 Skin Contact May cause itching on prolonged contact. 4.3 Inhalation Not applicable unless as mist. If misting occurs

the product will irritate the nose and upper respiratory tract.

4.4 Ingestion May cause nausea and/or vomiting. Ingestion of

100ml. of ethylene glycol has been proved to be fatal.

Treatment of Over Exposure By: 4.5 Eye Contact Rinse the eye with fresh water for at least 15

minutes. If discomfort persists seek medical attention.

4.6 Skin Contact Wash with soap and water. Launder

contaminated clothing before re-use. If irritation occurs seek medical attention.

4.7 Inhalation Remove to fresh air. 4.8 Ingestion Give milk or water to drink. DO NOT induce

vomiting, although the casualty may be allowed to vomit naturally. Seek medical attention urgently.

5.0 Fire-Fighting Measures 5.1 Suitable Extinguishing Media Not applicable as the product is non-flammable. 5.2 Unsuitable Extinguishing Media

5.3 Exposure Hazards None known. 5.4 Protective Equipment for Fire-Fighters Not required.

6.0 Accidental Release Measures 6.1 Personal Precautions Gloves and eye protection should be worn when

handling the product. 6.2 Environmental Precautions

Prevent the spillage entering drains and watercourses.

6.3 Clean-Up and Neutralisation Methods Small spillages may be flushed away with a large

volume of water. Large spillages should be absorbed using sand, earth or other absorbent material. Place all absorbed waste into suitable containers for disposal.

7.0 Handling and Storage 7.1 Precautions for Safe Handling Gloves and eye protection should be worn when

handling the product.

7.2 Storage Precautions Store away from foodstuffs. 7.3 Other Information

8.0 Exposure Controls / Personal Protection 8.1 Technical Protective Measures No special measures are required. 8.2 Exposure Control Limits Not known. 8.3 Respiratory Protection Not required under normal conditions of use.

8.4 Hand Protection PVC gloves should be worn if there is a risk of

contact with the skin. 8.5 Skin Protection Overalls should be worn when handling the

product. 8.6 Eye / Face Protection Goggles or a face shield are recommended

where there is a risk of accidental splashing.

MacDermid Offshore Solutions Cale Lane, New Springs, Wigan, WN2 1JR, U.K. International Code: +44, Local Dialling code (0) 1942 Main Switchboard 501000 Main Fax 501110 Technical Services 501048, Sales Office 501111 Sales Office Fax 501112 Email macdermid_wigan@macdermid.com – Web Site http://www.macdermid.co.uk/offshore

Oceanic HW525 Page 2 of 2 Issue No: 4 Date Reviewed: 17/02/04

9.0 Physical and Chemical Properties 9.1 Physical State Mobile liquid 9.2 Colour Blue 9.3 Odour Virtually odourless 9.4 pH Value 9.5 at 100% 9.5 Boiling Point/Range 100oC 9.6 Flammability Non-flammable. 9.7 Flashpoint Not applicable. 9.8 Autoignition Temperature Not applicable. 9.9 Explosive Limits Not applicable. 9.10 Oxidising Properties Not known.

9.11 Vapour Pressure 2.33 KN.m-2 9.12 Vapour Density 9.13 Relative density/Specific Gravity Specific Gravity = 1.041 at 15.6oC. 9.14 Solubility 9.15 Solubility in Water Soluble. 9.16 Solubility in Fats and Oils Partially soluble. 9.17 Partition Coefficient (n-Octanol / Water) Not determined. 9.18 Viscosity At 20oC = 2.6 centistokes approx. 9.19 Other Information

10.0 Stability and Reactivity Stable

10.1 Conditions to Avoid No special precautions.

10.2 Materials to Avoid No special precautions. 10.3 Hazardous Decomposition Products None known.

11.0 Toxicological Information (Parcom Tests) Skeletonema Costatum (Algae) 72h EC50 36.6 mg/1 Acartia Tonsa (Crustacean) 48h LC50 644 mg/1 Corophium Volutator (Sediment Reworker) 10 day LC50 12037 mg/kg

Cyprinodon variegatus (Fish Test) 96h LC50 = 2505 mg/l 12.0 Ecological Information Contains no chemicals which bioaccumulate 13.0 Disposal Considerations Dispose in accordance with local regulations 14.0 Transport Information 14.1 UN Number:

14.2 Packaging Group: 14.3 Shipping Name

ROAD & RAIL SEA AIR Hazard Symbols Hazard Symbols: Hazard Symbols: ADR/RID Class: IMDGCODE: ICAO/IATA Class: Hazard No: EMS No.: Other: MFAG No: 15.0 Regulatory Information 15.1 Classification Xn - Harmful 15.2 Risk Phrases R22 - Harmful if swallowed. 15.3 Safety Phrases

S2 - Keep out of reach of children.

15.4 Specific EC Controls 15.5 Relevant UK Legislative Controls UK Offshore Notification Scheme for Chemicals

Discharged Offshore.

16.0 Other Information 16.1 Training Advice 16.2 Recommended Uses and Restrictions The product is a subsea production control

hydraulic fluid.

16.3 Further Information 16.4 Sources of Key Data Suppliers' safety data sheets; CHIP 3

Regulations 2002.

Every effort has been made to ensure that the information in this Safety Data Sheet is accurate and reliable, but the company cannot accept liability for any loss, injury or damage, which may result from its use. Data given in this Safety Data Sheet is solely for the guidance in safe handling and use of the product by customers - they do not constitute a specification. Customers are reminded that there may be applications of our products, which are protected by patent, under which they have no rights whatsoever. If any difficulties should arise, we will be happy to discuss them. Customers are encouraged to carry out their own tests. Before using any product, read the label carefully.