| Item Name | |
| Part Number/Trade Name | 99-0020 CALIBRATION GAS - 2% HYDROGEN IN AIR |
| National Stock Number | 6830L416100F |
| CAGE Code | 05083 |
| Part Number Indicator | A |
| MSDS Number | 190969 |
| HAZ Code | A |
| Manufacturer Name | BACHARACH, INC./LIQUID AIR/AIR LIQUIDE |
| Street | 625 ALPHA DRIVE |
| City | PITTSBURGH |
| State | PA |
| Country | US |
| Zip Code | 15238 |
| Emergency Phone | 800-424-9300 CHEMTREC |
| Information Phone | 412-963-2223 |
| Date MSDS Prepared/Revised | 01JAN92 |
| Active Indicator | N |
| Appearance/Odor | COLORLESS, ODORLESS GAS |
| Boiling Point | 317.8 |
| Vapor Pressure | NA |
| Vapor Density | .0749 |
| Specific Gravity | 1.0 |
| Solubility in Water | VERY SLIGHTLY |
| Container Pressure Code | 2 |
| Temperature Code | 4 |
| Product State Code | G |
| Flash Point Method | NA |
| Lower Explosion Limit | NA |
| Upper Explosion Limit | NA |
| Extinguishing Media | NONFLAMMABLE GAS |
| Special Fire Fighting Procedures | IF CYLINDERS ARE INVOLVED IN A FIRE, SAFELY RELOCATE OR KEEP COOL WITH WATER SPRAY |
| Unusual Fire/Explosion Hazards | THESE MIXTURES AT HIGH PRESSURES WILL ACCELERATE THE BURNING OF MATERIALS TO A GREATER RATE THAN THEY BURN AT ATMOSPHERIC PRESSURE |
| Stability | YES |
| Stability Conditions to Avoid | NA |
| Materials to Avoid | NA |
| Hazardous Decomposition Products | NONE |
| Hazardous Polymerization | NO |
| Polymerization Conditions to Avoid | WILL NOT OCCUR |
| Route of Entry: Skin | YES |
| Route of Entry: Ingestion | NO |
| Route of Entry: Inhalation | YES |
| Health Hazards - Acute and Chronic | THESE MIXTURES SHOULD BE CONSIDERED SIMILAR TO AIR AND WOULD THEREFORE CAUSE NO SYMPTOMS OF EXPOSURE |
| Carcinogenity: NTP | NO |
| Carcinogenity: IARC | NO |
| Carcinogenity: OSHA | NO |
| Explanation of Carcinogenity | NEITHER HYDROGEN OR AIR ARE LISTED IN THE IARC, NTP OR BY OSHA AS A CARCINOGEN OR POTENTIAL CARCINOGEN |
| Symptoms of Overexposure | SEE ABOVE |
| Medical Cond. Aggrevated by Exposure | NR |
| Emergency/First Aid Procedures | THESE MIXTURES SHOULD BE CONSIDERED SIMILAR TO AIR AND WOULD THEREFORE CAUSE NO SYMPTOMS OF EXPOSURE. NO FIRST AID SHOULD BE NEEDED |
| Steps if Material Released/Spilled | NA |
| Waste Disposal Method | NA |
| Handling and Storage Precautions | DO NOT HEAT CYLINDER BY ANY MEANS TO INCREASE THE DISCHARGE RATE OF PRODUCT FROM THE CYLINDER. USE A CHECK VALVE OR TRAP IN THE DISCHARGE LINE TO PREVENT HAZARDOUS BACK FLOW INTO THE CYLINDER. CLOSE VALVE AFTER EACH USE AND WHEN EMPTY. PROTECT CYLINDERS FROM PHYSICAL DAMAGE |
| Other Precautions | STORE IN COOL, DRY, WELL VENTILATED AREA AWAY FROM HEAVILY TRAFFICKED AREAS AND EMERGENCY EXITS. DO NOT ALLOW THE TEMPERATURE WHERE CYLINERS ARE STORED TO EXCEED 125 F. FULL AND EMPTY CYLINDERS SHOULD BE SEGREGATED. USE A FIRST IN FIRST OUT INVENTORY SYSTEM TO PREVENT FULL CYLINDERS BEING STORED FOR EXCESSIVE PERIODS OF TIMES |
| Respiratory Protection | POSITIVE PRESSURE AIR LINE W/MASK OR SCBA BREATHING APPARATUS SHOULD BE AVAIL. FOR EMERGENCY USE |
| Ventilation | HOOD W/FORCED VENTILATION |
| Protective Gloves | PLASTIC/RUBBER |
| Eye Protection | SAFETY GOGGLES/GLASSES |
| Other Protective Equipment | SAFETY SHOWER, SAFETY SHOES |
| Protect Eye | YES |
| Protect Skin | YES |
| Protect Respiratory | YES |
| Chronic Indicator | NO |
| Contact Code | NONE |
| Fire Code | UNKNOWN |
| Health Code | UNKNOWN |
| React Code | UNKNOWN |
| Specific Hazard and Precaution | NO TARGET ORGANS LISTED FOR CHRONIC EXPOSURES |
| Volatile Organic Compounds (P/G) | 0 |
| Volatile Organic Compounds (G/L) | 0 |
| Ingredient # | 01 |
| Ingredient Name | HYDROGEN |
| CAS Number | 1333740 |
| Proprietary | NO |
| Percent | 2 |
| Ingredient # | 02 |
| Ingredient Name | AIR (BALANCE) (98%) |
| Proprietary | NO |
| Percent | 98 |