| Item Name | |
| Part Number/Trade Name | WS-851 SOLDER PASTE |
| National Stock Number | 3439PWS-851 |
| CAGE Code | 75297 |
| Part Number Indicator | A |
| MSDS Number | 187046 |
| HAZ Code | B |
| Manufacturer Name | KESTER SOLDER (DIV OF LITTON SYSTEMS, INC) |
| Street | 515 E. TOUHY AVE |
| City | DES PLAINES |
| State | IL |
| Country | US |
| Zip Code | 60018 |
| Emergency Phone | 800-424-9300 CHEMTREC |
| Information Phone | 847-297-1600 |
| Date MSDS Prepared/Revised | 15OCT96 |
| Active Indicator | Y |
| Hazard Storage Compatibility Code | NR |
| Net Propellant Weight (Ammo) | NR |
| Appearance/Odor | GRAY METALLIC PASTE WITH MILD ODOR |
| Boiling Point | NA |
| Melting Point | NA |
| Vapor Pressure | NA |
| Vapor Density | NA |
| Specific Gravity | 1 |
| Decomposition Temperature | NR |
| Evaporation Rate | <0.1 |
| Solubility in Water | 10 |
| Chemical pH | NA |
| Container Pressure Code | 1 |
| Temperature Code | 4 |
| Product State Code | S |
| Flash Point | 200 |
| Flash Point Method | TOC |
| Lower Explosion Limit | NE |
| Upper Explosion Limit | NE |
| Extinguishing Media | CARBON DIOXIDE, DRY CHEMICAL |
| Special Fire Fighting Procedures | WEAR SELF CONTAINED BREATHING APPARATUS IF THIS MATERIAL IS NI THE VICINITY OF A FIRE |
| Unusual Fire/Explosion Hazards | HAZARDOUS COMBUSTION PRODUCTS: CARBON MONOXIDE, CARBON DIOXIDE, LEAD OXIDE FUMES |
| Stability | YES |
| Stability Conditions to Avoid | NONE |
| Materials to Avoid | STRONG ACIDS, STRONG OXIDIZERS |
| Hazardous Decomposition Products | WHEN HEATED TO SOLDERING TEMPS, THE SOLVENTS ARE EVAPORATED AND THERMAL DEGRADATION PRODUCTS MAY INCLUDE ALIPHATIC ALDE |
| Hazardous Polymerization | NO |
| Polymerization Conditions to Avoid | WILL NOT OCCUR |
| Route of Entry: Skin | YES |
| Route of Entry: Ingestion | YES |
| Route of Entry: Inhalation | YES |
| Health Hazards - Acute and Chronic | FLUX FUMES: EYES, MUCOUS MEMBRANES AND RESPIRATORY SYSTEM. INGESTION OF LEAD METAL CAN AFFECT KIDNEYS, GASTROINTESTINAL, REPRODUCTIVE AND NEUROLOGICAL SYSTEMS |
| Carcinogenity: NTP | NO |
| Carcinogenity: IARC | YES |
| Carcinogenity: OSHA | NO |
| Explanation of Carcinogenity | LEAD CONSIDERED CARCINOGEN SUSPECT BY IARC |
| Symptoms of Overexposure | INHAL: FUMES MAY CAUSE IRRITATION AND DAMAGE OF MUCOUS MEMBRANES AND RESPIRATORY SYSTEM. SKIN: POSSIBLE LOCAL IRRITATION. EYE: IRRITATION FROM CONTACT WITH SMOKE FROM SOLDERING. INGEST: LEAD THAT IS ABSORBED IS CAUGHT BY THE LIVER AND, IN PART, EXCRETED IN THE BILE |
| Medical Cond. Aggrevated by Exposure | PREEXISTING CONDITIONS OF THE LUNGS, DISEASES OF THE BLOOD AND BLOOD FORMING ORGANS, KIDNEYS, NERVES AND POSSIBLY REPRODUCTIVE SYSTEM |
| Emergency/First Aid Procedures | EYE: FLUSH WITH WATER AND GET MEDICAL ATTENTION. SKIN: WASH THOROUGHLY WITH SOAP AND WATER. INHAL: REMOVE VICTIM TO FRESH AIR. INGEST: GET PROMPT MEDICAL ATTENTION |
| Steps if Material Released/Spilled | SCOOP UP PASTE AND DEPOSIT IN APPROPRIATE CONTAINERS. CLEAN UP RESIDUAL WITH ISOPROPANOL OR DETERGENT WATER |
| Neutralizing Agent | NR |
| Waste Disposal Method | SOLDER PASTE CAN BE MELTED TO RECLAIM THE SOLDER METAL. CONTAINERS AND EXTRACTED FLUX ARE HAZARDOUS WASTE |
| Handling and Storage Precautions | STORE AT OR NEAR 70 F IN CLOSED CONTAINERS. WASH HANDS AFTER HANDLING SOLDERPASTE CONTAINING LEAD AND BEFORE EATING AND SMOKING |
| Other Precautions | EMPTY CONTAINERS MAY CONTAIN PRODUCT RESIDUE. OBSERVE ALL LABEL PRECAUTIONS |
| Respiratory Protection | USUALLY NOT REQUIRED |
| Ventilation | PROVIDE ADEQUATE EXHAUST VENTILATION (GENERAL AND / OR LOCAL) TO MEET TLV REQUIREMENTS |
| Protective Gloves | PLASTIC OR RUBBER |
| Eye Protection | SAFETY GLASSES |
| Other Protective Equipment | DO NOT WEAR CONTAMINATED CLOTHING OR SHOES HOME |
| Work Hygenic Practices | WASH THOROUGHLY AFTER HANDLING |
| Protect Eye | YES |
| Protect Skin | YES |
| Protect Respiratory | YES |
| Chronic Indicator | YES |
| Contact Code | SLIGHT |
| Fire Code | UNKNOWN |
| Health Code | UNKNOWN |
| React Code | UNKNOWN |
| Specific Hazard and Precaution | TARGET ORGANS: RESPIRATORY SYSTEM,EYE,SKIN,NEUROLOGICAL SYSTEM |
| Container Quantity | 500 |
| Unit of Measure | GM |
| Volatile Organic Compounds (P/G) | 0 |
| Volatile Organic Compounds (G/L) | 0 |
| Ingredient # | 01 |
| Ingredient Name | (PBCPD) LEAD |
| CAS Number | 7439921 |
| Proprietary | NO |
| Percent | 33.3 |
| OSHA PEL | 0.05 MG/M3 |
| ACGIH TLV | 0.15 MG/M3 |
| Ingredient # | 02 |
| Ingredient Name | TIN |
| CAS Number | 7440315 |
| Proprietary | NO |
| Percent | 56.7 |
| OSHA PEL | 2.0 |
| ACGIH TLV | 2.0 |
| Ingredient # | 03 |
| Ingredient Name | MODIFIED ROSIN |
| CAS Number | 61791171 |
| Proprietary | NO |
| Percent | 0.6 |
| Ingredient # | 04 |
| Ingredient Name | HIGH BOILING GLYCOL BUTYL ETHER (<3) |
| CAS Number | 24991557 |
| Proprietary | NO |
| Percent | 3 |
| OSHA PEL | NE |
| ACGIH TLV | NE |
| Ingredient # | 05 |
| Ingredient Name | NONIONIC SURFACTANTS (<2) |
| CAS Number | 68439496 |
| Proprietary | NO |
| Percent | 2 |
| OSHA PEL | NE |
| ACGIH TLV | NE |