SECTION 1 - COMPANY & PRODUCT IDENTIFICATION

Manufacturer's Name: Excellent Coatings International Prep Date: 11/01/01

Address: 10880 Poplar Avenue

Fontana, CA 92337

(800) 473-3817

Product Class: Polyurethane Coatings

Trade Name: Chem-Thane CT-370 Part B Hardener

H.M.I.S. CODES: H F R P

3 3 1 -

SECTION 2 - HAZARDOUS INGREDIENTS

Weight Occupt. Exposure Limits Vapor Pressure

Ingredient C.A.S.# Percent OSHA PEL ACGIH TLV mm Hg & Temp.F

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Isocynate Oligomer Mixture 50-60 0.5 mg/m3(TWA) N/A

*Methyl Ethyl Ketone 78-93-3 30-35 200 ppm 200 ppm 70 68°

Aromatic Petroleum

Distallates 64742-95-6 3-4 100 ppm N/A 3 68°

*N-Butyl Acetate 123-86-4 3-4 150 ppm 150 ppm 8.4 68°

*Indicates toxic chemical(s) subject to reporting requirements of Section 313 of Title III and of 40 CFR 372.

SECTION 3 - PHYSICAL DATA

Boiling Range (Deg. F): 175°F Vapor Density: Heavier than Air

Evaporation Rate: Slower than Ether

Percent Volatile By Volume:55 Weight Per Gallon (lbs.): 8.4 ± .25

SECTION 4 - FIRE & EXPLOSION HAZARD DATA

Flash Point (Deg. F): 66°F Lower Explosive Limit: 1.0

Extinguishing Media:

xFoam x Alcohol Foam xCO² xDry Chemical

OSHA Flammability Classification: Flammable Liquid, Class IB

Special Firefighting Procedures: Wear a NIOSH/MSHA approved self-contained breathing apparatus and full protective clothing. Use water to keep fire-exposed containers cool. Water may be ineffective as an extinguishing agent.

Unusual Fire & Explosion Hazards: Vapors are heavier than air and may travel along the ground or be moved by ventilation to ignition sources at locations distant from material handling point. Pressure may build up in containers and create an explosion hazard.

SECTION 5 - HEALTH HAZARD DATA

THIS PRODUCT IS FLAMMABLE

Effects Of Overexposure:

Eyes: Irritation, burning, tearing, and redness.

Skin: Moderate irritation or defatting of skin upon prolonged or repeated contact.

Ingestion: Abdominal pain, nausea, vomiting, and diarrhea.

Inhalation: Excessive exposure to vapors can cause headache, dizziness, uncoordination, nausea and loss of consciousness.

Emergency & First Aid Procedures:

Eyes: Flush with water for 15 minutes.

Skin: Remove contaminated clothing, wash skin with soap and water.

Ingestion: Do not induce vomiting. Get medical treatment immediately.

Inhalation: Move to fresh air, aid breathing if necessary.

In all cases, consult a physician for best treatment.

Chemical listed as carcinogen or potential carcinogen:

NTP: No IARC: No OSHA: No

SECTION 6 - REACTIVITY DATA

Stability: Product Stable

Conditions to Avoid: All sources of ignition

Incompatibility (Materials to Avoid): Oxidizing agents, strong acids & bases

Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, nitrogen oxides and organic compounds.

Hazardous Polymerization: Will Not Occur

SECTION 7 - SPILL OR LEAK PROCEDURES

Steps To Be Taken In Case Material Is Released Or Spilled: Dike spill area. Absorb spill with inert absorbent material. Place in sealed metal containers for proper disposal.

Waste Disposal Method: Dispose of in accordance with Local, State and Federal regulations.

SECTION 8 - SPECIAL PROTECTION INFORMATION

Respiratory Protection: Use a NIOSH/MSHA jointly approved respirator

Ventilation: Use mechanical ventilation

Protective Gloves: Neoprene or rubber

Eye Protection: Chemical splash goggles

Other Protective Equipment: Protective clothing, barrier cream, eye bath, safety shower

SECTION 9 - SPECIAL PRECAUTIONS

Precautions To Be Taken In Handling & Storing; Store in dry area. Keep away from open flames and high temperatures.

Other Precautions: Minimize contact. Avoid breathing vapors. Practice good industrial hygiene and safe working practices.