PROTEMP II BASE

SECTION 2: Hazards identification

29 CFR 1910.1200) 3.1 EMERGENCY OVERVIEW Specific Physical Form: Paste Odor, Color, Grade: Different colored pastes, slight acrylate odor General Physical Form: Solid Immediate health, physical, and environmental hazards: This document has been prepared in accordance with the U.S.

Potential health effects

Eye Contact: Mild Eye Irritation: Signs/symptoms may include redness, pain, and tearing. Skin Contact: Mild Skin Irritation: Signs/symptoms may include localized redness, swelling, and itching. Inhalation: Respiratory Tract Irritation: Signs/symptoms may include cough, sneezing, nasal discharge, headache, hoarseness, and nose and throat pain. Ingestion: Gastrointestinal Irritation: Signs/symptoms may include abdominal pain, stomach upset, nausea, vomiting and diarrhea. SECTION 4: FIRST AID MEASURES 4.1 FIRST AID PROCEDURES The following first aid recommendations are based on an assumption that appropriate personal and industrial hygiene practices are followed. Eye Contact: Flush eyes with large amounts of water. If signs/symptoms persist, get medical attention. Skin Contact: Wash affected area with soap and water. If signs/symptoms develop, get medical attention. Inhalation: Remove person to fresh air. If signs/symptoms develop, get medical attention. If Swallowed: Do not induce vomiting unless instructed to do so by medical personnel. Give victim two glasses of water. Never give anything by mouth to an unconscious person. Get medical attention. SECTION 5: FIRE FIGHTING MEASURES 5.1 FLAMMABLE PROPERTIES Autoignition temperature No Data Available Flash Point Not Applicable Flammable Limits - LEL Not Applicable Flammable Limits - UEL Not Applicable 5.2 EXTINGUISHING MEDIA Use fire extinguishers with class B extinguishing agents (e.g., dry chemical, carbon dioxide). 5.3 PROTECTION OF FIRE FIGHTERS Special Fire Fighting Procedures: Wear full protective equipment (Bunker Gear) and a self-contained breathing apparatus (SCBA). Unusual Fire and Explosion Hazards: Not applicable. Note: See STABILITY AND REACTIVITY (SECTION 10) for hazardous combustion and thermal decomposition information. SECTION 6: ACCIDENTAL RELEASE MEASURES Accidental Release Measures: Evacuate unprotected and untrained personnel from hazard area. The spill should be cleaned up by qualified personnel. Ventilate the area with fresh air. Read and follow safety precautions on the solvent label and MSDS. Place in a closed container approved for transportation by appropriate authorities. Dispose of collected material as soon as possible. Observe precautions from other sections. Call 3M- HELPS line (1-800-364-3577) for more information on handling and managing the spill. Contain spill. Collect as much of the spilled material as possible. Clean up residue with an appropriate organic solvent. In the event of a release of this material, the user should determine if the release qualifies as reportable according to local, state, and federal regulations. SECTION 7: HANDLING AND STORAGE 7.1 HANDLING A no-touch technique is recommended. If skin contact occurs, wash skin with soap and water. Acrylates may penetrate commonly- used gloves. If product contacts glove, remove and discard glove, wash hands immediately with soap and water and then re-glove. Avoid eye contact with dust or airborne particles.

Storage

Store away from heat. Store out of direct sunlight. SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION 8.1 ENGINEERING CONTROLS Not applicable. 8.2 PERSONAL PROTECTIVE EQUIPMENT (PPE) 8.2.1 Eye/Face Protection Avoid eye contact. The following eye protection(s) are recommended: Safety Glasses with side shields. 8.2.2 Skin Protection Avoid prolonged or repeated skin contact. 8.2.3 Respiratory Protection Under normal use conditions, airborne exposures are not expected to be significant enough to require respiratory protection. 8.2.4 Prevention of Swallowing Not applicable. Do not ingest. 8.3 EXPOSURE GUIDELINES Ingredient Authority Type Limit

Additional information

GLASS POWDER 3M TWA, as dust 10 mg/m3 SOURCE OF EXPOSURE LIMIT DATA: ACGIH: American Conference of Governmental Industrial Hygienists CMRG: Chemical Manufacturer Recommended Guideline

TOXICOLOGICAL INFORMATION

Please contact the address listed on the first page of the MSDS for Toxicological Information on this material and/or its components. Not determined. CHEMICAL FATE INFORMATION Not determined. SECTION 13: DISPOSAL CONSIDERATIONS Waste Disposal Method: Cure (harden, set, or react) the product according to product instructions. Dispose of completely cured (or polymerized) wastes in a sanitary landfill. As a disposal alternative, incinerate uncured product in an industrial or commercial incinerator. As a disposal alternative, incinerate in an industrial or commercial facility. EPA Hazardous Waste Number (RCRA): Not regulated Since regulations vary, consult applicable regulations or authorities before disposal. SECTION 14:TRANSPORT INFORMATION LE-FSFD-4600-1 Please contact the emergency numbers listed on the first page of the MSDS for Transportation Information for this material. SECTION 15: REGULATORY INFORMATION US FEDERAL REGULATIONS Contact 3M for more information. 311/312 Hazard Categories: Fire Hazard - No Pressure Hazard - No Reactivity Hazard - No Immediate Hazard - Yes Delayed Hazard - No STATE REGULATIONS Contact 3M for more information. CHEMICAL INVENTORIES This material contains one or more substances not listed on the TSCA Inventory. Commercial use of this material is regulated by the FDA. Contact 3M for more information. INTERNATIONAL REGULATIONS Contact 3M for more information. This MSDS has been prepared to meet the U.S.

Further information

NFPA Hazard Classification Health 1 Flammability 1 Reactivity 0 Special None National Fire Protection Association (NFPA) hazard ratings are designed for use by emergency response personnel to address the hazards that are presented by short-term, acute exposure to a material under conditions of fire, spill, or similar emergencies. Hazard ratings are primarily based on the inherent physical and toxic properties of the material but also include the toxic properties of combustion or decomposition products that are known to be generated in significant quantities. Revision Changes: Copyright was modified. Section 3: Potential effects from eye contact was modified. Section 3: Potential effects from skin contact information was modified. Section 3: Potential effects from inhalation information was modified. Section 3: Potential effects from ingestion information was modified. Section 7: Handling information was modified. Section 8: Prevention of swallowing information was modified. Section 13: Waste disposal method information was modified. Section 9: Property description for optional properties was modified. Section 14: ID Number(s) Template 1 was modified. Section 4: First aid for inhalation - termination of exposure - was added. Section 4: First aid for inhalation - medical assistance - was added. Section 3: Immediate other hazard(s) was added. Section 10.1 Conditions to avoid was added. Section 10.2 Materials to avoid was added. Section 6: Release measures information was added. Section 10: Materials to avoid physical property was added. Section 10: Conditions to avoid physical property was added. Section 8: Other skin protection comment was deleted. Section 3: Immediate physical hazard(s) comment was deleted. Section 6: Release measures information was deleted. Section 10: Materials and conditions to avoid physical property was deleted. Section 4: First aid for inhalation - none - was deleted. Section 14: ID Number Heading Template 1 was deleted. DISCLAIMER: The information in this Material Safety Data Sheet (MSDS) is believed to be correct as of the date issued. 3M MAKES NO WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR COURSE OF PERFORMANCE OR USAGE OF TRADE. User is responsible for determining whether the 3M product is fit for a particular purpose and suitable for user's method of use or application. Given the variety of factors that can affect the use and application of a 3M product, some of which are uniquely within the user's knowledge and control, it is essential that the user evaluate the 3M product to determine whether it is fit for a particular purpose and suitable for user's method of use or application. 3M provides information in electronic form as a service to its customers. Due to the remote possibility that electronic transfer may have resulted in errors, omissions or alterations in this information, 3M makes no representations as to its completeness or accuracy. In addition, information obtained from a database may not be as current as the information in the MSDS available directly from 3M. 3M MSDSs are available at www.3M.com 3M MATERIAL SAFETY DATA SHEET PROTEMP II CATALYST 06/03/2004 Material Safety Data Sheet Copyright, 2004, 3M Company. All rights reserved. Copying and/or downloading of this information for the purpose of properly utilizing 3M products is allowed provided that: (1) the information is copied in full with no changes unless prior written agreement is obtained from 3M, and (2) neither the copy nor the original is resold or otherwise distributed with the intention of earning a profit thereon. SECTION 1: PRODUCT AND COMPANY IDENTIFICATION PRODUCT NAME: PROTEMP II CATALYST MANUFACTURER: 3M DIVISION: 3M ESPE Dental Products ADDRESS: 3M Center St. Paul, MN 55144-1000 EMERGENCY PHONE: 1-800-364-3577 or (651) 737-6501 (24 hours) Issue date 06/03/2004 Supercedes Date: 11/15/2002 Document Group: 16-2626-6 Product Use: Limitations on Use: For use only by dental professionals Specific Use: Temporary crown and bridge SECTION 2: INGREDIENTS Ingredient C.A.S. No. % by Wt DIACETATE Trade Secret 60 - 80 LAUROYL PEROXIDE 105-74-8 20 - 30 SUBSTITUTED SULFONAMIDE Trade Secret 20 - 30 AMORPHOUS SILICA 7631-86-9 1 - 10 SECTION 3: HAZARDS IDENTIFICATION 3.1 EMERGENCY OVERVIEW Specific Physical Form: Paste Odor, Color, Grade: White & colorless paste, sweet plasticizer odor General Physical Form: Solid Immediate health, physical, and environmental hazards: No immediate health, physical, or environmental hazards are anticipated. 3.2 POTENTIAL HEALTH EFFECTS _________________________________________________________________________________________________ Page 1 of 7 3M MATERIAL SAFETY DATA SHEET PROTEMP II CATALYST 06/03/2004 Eye Contact: Single exposure may cause: Moderate Eye Irritation: Signs/symptoms may include redness, swelling, pain, tearing, and blurred or hazy vision. Skin Contact: Single exposure may cause: Moderate Skin Irritation: Signs/symptoms may include localized redness, swelling, itching, and dryness. Inhalation: No health effects are expected. Ingestion: Ingestion may cause: Gastrointestinal Irritation: Signs/symptoms may include abdominal pain, nausea, diarrhea and vomiting.