| Item Name | |
| Part Number/Trade Name | STM-250N INTERNAL STANDARD MIXTURE |
| National Stock Number | 6810PSTM-250N |
| CAGE Code | OMU35 |
| Part Number Indicator | A |
| MSDS Number | 187802 |
| HAZ Code | D |
| Manufacturer Name | ULTRA SCIENTIFIC |
| Street | 250 SEITH STREET |
| City | NORTH KINGSTOWN |
| State | RI |
| Country | US |
| Zip Code | 02852 |
| Emergency Phone | 800-424-9300 CHEMTREC |
| Information Phone | 401-294-9400 FAX 401-295-2330 |
| Date MSDS Prepared/Revised | 20JAN99 |
| Active Indicator | N |
| Appearance/Odor | COLORLESS LIQUID |
| Boiling Point | 64.8 C |
| Melting Point | -98 C |
| Vapor Pressure | 100 |
| Vapor Density | 1.1 |
| Specific Gravity | .7910 |
| Solubility in Water | SOLUBLE |
| Container Type | K |
| Container Pressure Code | 1 |
| Temperature Code | 4 |
| Product State Code | L |
| Flash Point | 52 |
| Flash Point Method | UNK |
| Lower Explosion Limit | 6.7 |
| Upper Explosion Limit | 36.0 |
| Extinguishing Media | CARBON DIOXIDE, DRY CHEMICAL POWDER, OR WATER SPRAY |
| Special Fire Fighting Procedures | NR |
| Unusual Fire/Explosion Hazards | NR |
| Stability | YES |
| Materials to Avoid | STRONG OXIDIZERS |
| Hazardous Decomposition Products | N/A |
| 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 | ALL CHEMICALS SHOULD BE CONSIDERED HAZARDOUS - DIRECT PHYSICAL CONTACT SHOULD BE AVOIDED. WARNING: THIS PRODUCT CONTAINS CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER |
| Carcinogenity: NTP | NO |
| Carcinogenity: IARC | YES |
| Carcinogenity: OSHA | NO |
| Explanation of Carcinogenity | METHANOL ON IARC LIST |
| Symptoms of Overexposure | NR |
| Medical Cond. Aggrevated by Exposure | NR |
| Emergency/First Aid Procedures | [EYE/SKIN] FLUSH WITH COPIOUS AMOUNTS OF WATER. [INHALED] REMOVE TO FRESH AIR - GIVE OXYGEN, IF NECESSARY.CONTACT PHYSICAN |
| Steps if Material Released/Spilled | A LEAKING AMPULE OR BOTTLE MAY BE PLACED N A PLASTIC BAG AND NORMAL DISPOSAL PROCEDURES FOLLWED.LIQUID SAMPLES MAY BE ABSORBED ON VEREITULITE OR SAND |
| Waste Disposal Method | BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN AFTERBURNER AND SCRUBBER. IN ACCORDANCE WITH ALL LOCAL, STATE, AND FEDERAL REGULATIONS |
| Handling and Storage Precautions | KEEP TIGHLTY CLOSED AND STORE IN A COOL DRY PLACE |
| Other Precautions | THIS SHOULD ONLY BE USED BY THOSE PERSONS TRAINED IN THE SAFE HANDLING OF HAZARDOUS CHEMICALS |
| Respiratory Protection | OSHA/MSMA APPROVED SAFETY EQUIPMENT |
| Protective Gloves | GLOVES |
| Eye Protection | CHEM GOGGLES/FACE SHIELD |
| Other Protective Equipment | CHEM RESISTANT CLOTHING SUCH AS A LAB COAT AN/OR RUBBER APRON |
| Protect Eye | YES |
| Protect Skin | YES |
| Protect Respiratory | YES |
| Chronic Indicator | NO |
| Contact Code | SLIGHT |
| Fire Code | UNKNOWN |
| Health Code | UNKNOWN |
| React Code | UNKNOWN |
| Specific Hazard and Precaution | NO TARGET ORGANS LISTED FOR CHRONIC EXPOSURES |
| Container Quantity | 4 |
| Unit of Measure | ML |
| Volatile Organic Compounds (P/G) | 6.6 |
| Volatile Organic Compounds (G/L) | 790.9363 |
| Ingredient # | 01 |
| Ingredient Name | METHYL ALCOHOL (METHANOL) |
| CAS Number | 67561 |
| Proprietary | NO |
| Percent | 99.49 |
| OSHA PEL | 200PPM |
| ACGIH TLV | 200PPM |
| Ingredient # | 02 |
| Ingredient Name | 1,2-DICHLOROBENZENE-D4 |
| CAS Number | 2199691 |
| Proprietary | NO |
| Percent | .253 |
| OSHA PEL | NA |
| ACGIH TLV | 25 PPM |
| Ingredient # | 03 |
| Ingredient Name | FLUOROBENZENE |
| CAS Number | 462066 |
| Proprietary | NO |
| Percent | 0.253 |
| OSHA PEL | NA |
| ACGIH TLV | PPM |