| Item Name | |
| Part Number/Trade Name | SCOTCH-WELD (TM) 3549 B/A PART A |
| National Stock Number | 8040010164726 |
| CAGE Code | 04963 |
| Part Number Indicator | A |
| MSDS Number | 16689 |
| HAZ Code | C |
| Manufacturer Name | 3M |
| Street | 3M CENTER |
| City | ST. PAUL |
| State | MN |
| Country | US |
| Zip Code | 55144-1000 |
| Emergency Phone | 800-424-9300 |
| Information Phone | 612-733-1110 |
| Date MSDS Prepared/Revised | 12-93 |
| Active Indicator | N |
| Appearance/Odor | BROWN, VISCIOUS LIQUID |
| Boiling Point | 406 DEG F |
| Specific Gravity | 1.350 |
| Solubility in Water | INSOLUBLE |
| Container Pressure Code | 4 |
| Temperature Code | 8 |
| Product State Code | U |
| Flash Point Method | UNK |
| Extinguishing Media | WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL , FOAM |
| Special Fire Fighting Procedures | WEAR FULL PROTECTIVE CLOTHING, INCLUDING HELMET, SELF-CONTAINED POSITIVE PRESSURE OR DEMAND BREATHING APPARATUS, BUNKER COAT, AND PANTS, BANDS AROUND ARM, WAIST |
| Unusual Fire/Explosion Hazards | NONE KNOWN |
| Stability | YES |
| Stability Conditions to Avoid | WATER, ALCOHOLS AND AMINES |
| Materials to Avoid | DO NOT CURE LARGE AMOUNTS IN A CONFINED AREA, |
| Hazardous Decomposition Products | CO2, CO, OXIDES OF NITROGEN, HYDROGEN CYANIDE, ISOCYANATES, TOXIC VAPORS, GASES OR PARTICULATES |
| Hazardous Polymerization | NO |
| Polymerization Conditions to Avoid | WILL NOT OCCUR |
| LD50 - LD50 Mixture | N/R |
| Route of Entry: Skin | YES |
| Route of Entry: Inhalation | YES |
| Health Hazards - Acute and Chronic | IRRITANT OF GASTROINTESTINAL TISSUE; PAIN, VOMITING, ABDOMINAL TENDERNESS, NAUSEA, BLOOD IN VOMIT, AND BLOOD IN FECES |
| Carcinogenity: NTP | NO |
| Carcinogenity: IARC | NO |
| Carcinogenity: OSHA | NO |
| Symptoms of Overexposure | SKIN AND EYE IRRITANT, RESPIRATORY TRACT IRRITANT, REDNESS, SWELLING, PAIN, TEARING AND HAZY VISION. ALLERGIC SKIN REACTION, REDNESS, SWELLING AND BLISTERING, AND ITCHING |
| Medical Cond. Aggrevated by Exposure | N/R |
| Emergency/First Aid Procedures | [EYES] FLUSH EYES WITH WATER, GET MEDICAL ATTENTION. [SKIN] IMMEDIATELY WASH SKI |
| Steps if Material Released/Spilled | DIKE AND REMOVE WITH INERT MATERIAL, |
| Waste Disposal Method | DISPOSE OF IN ACCORDANCE TO STATE AND FEDERAL LAWS |
| Respiratory Protection | USE NIOSH APPROVED RESPIRATOR WHEN TLV LEVELS ARE EXCEEDED |
| Ventilation | LOCAL AOR GENERAL |
| Protective Gloves | RUBBER OR NEOPRENE |
| Eye Protection | SAFETY GLASSES / SIDE SHIELDS/ OR GOGGLS |
| Work Hygenic Practices | WASH WITH SOAP AND WATER AFTER HANDELING ANY CHEMICAL |
| Disposal Code | O |
| Protect Eye | YES |
| Protect Skin | YES |
| Protect Respiratory | YES |
| Chronic Indicator | NO |
| Contact Code | SLIGHT |
| Fire Code | UNKNOWN |
| Health Code | UNKNOWN |
| React Code | UNKNOWN |
| Container Quantity | 1 |
| Unit of Measure | QT |
| Volatile Organic Compounds (P/G) | 0 |
| Volatile Organic Compounds (G/L) | 0 |
| Ingredient # | 01 |
| Ingredient Name | URETHANE PREPOLYMER |
| Proprietary | YES |
| Percent | 35 |
| Ingredient # | 02 |
| Ingredient Name | TALC |
| CAS Number | 14807966 |
| Proprietary | NO |
| Percent | 30 |
| Ingredient # | 03 |
| Ingredient Name | DIPHENYLMETHANE DIISOCYANATE (MDI) |
| CAS Number | 26447405 |
| Proprietary | NO |
| Percent | 25 |
| Ingredient # | 04 |
| Ingredient Name | HIGHER OLIGOMERS OF MDI |
| CAS Number | 9016879 |
| Proprietary | NO |
| Percent | 25 |
| Ingredient # | 05 |
| Ingredient Name | ZEOLITE |
| CAS Number | 68989220 |
| Proprietary | NO |
| Percent | 5 |