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MSDS for AMMONIUM NITRATE Page 1

1 - PRODUCT IDENTIFICATION

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PRODUCT NAME: AMMONIUM NITRATE

FORMULA: NH4NO3

FORMULA WT: 80.04

CAS NO.: 06484-52-2

NIOSH/RTECS NO.: BR9050000

COMMON SYNONYMS: AMMONIUM(I)NITRATE; NITRIC ACID, AMMONIUM SALT

PRODUCT CODES: 0729,0731

EFFECTIVE: 10/09/86

REVISION #02

PRECAUTIONARY LABELLING

BAKER SAF-T-DATA(TM) SYSTEM

HEALTH - 1 SLIGHT

FLAMMABILITY - 0 NONE

REACTIVITY - 3 SEVERE (OXIDIZER)

CONTACT - 2 MODERATE

HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).

LABORATORY PROTECTIVE EQUIPMENT

SAFETY GLASSES; LAB COAT

PRECAUTIONARY LABEL STATEMENTS

DANGER

CAUSES IRRITATION

HARMFUL IF SWALLOWED

STRONG OXIDIZER - CONTACT WITH OTHER MATERIAL MAY CAUSE FIRE

KEEP FROM CONTACT WITH CLOTHING AND OTHER COMBUSTIBLE MATERIALS. DO NOT

STORE NEAR COMBUSTIBLE MATERIALS. AVOID CONTACT WITH EYES, SKIN, CLOTHING.

KEEP IN TIGHTLY CLOSED CONTAINER. WASH THOROUGHLY AFTER HANDLING. IN CASE

OF FIRE, SOAK WITH WATER. IN CASE OF SPILL, SWEEP UP AND REMOVE. FLUSH SPILL

AREA WITH WATER.

SAF-T-DATA(TM) STORAGE COLOR CODE: YELLOW (REACTIVE)

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2 - HAZARDOUS COMPONENTS

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COMPONENT % CAS NO.

AMMONIUM NITRATE 90-100 6484-52-2

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3 - PHYSICAL DATA

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BOILING POINT: 210 C ( 410 F) VAPOR PRESSURE(MM HG): N/A

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MSDS for AMMONIUM NITRATE Page 2

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MELTING POINT: 170 C ( 338 F) VAPOR DENSITY(AIR=1): 2.8

SPECIFIC GRAVITY: 1.73 EVAPORATION RATE: N/A

(H2O=1) (BUTYL ACETATE=1)

SOLUBILITY(H2O): APPRECIABLE (MORE THAN 10 %) % VOLATILES BY VOLUME: 0

APPEARANCE & ODOR: ODORLESS, TRANSPARENT CRYSTALS OR WHITE GRANULES.

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4 - FIRE AND EXPLOSION HAZARD DATA

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FLASH POINT (CLOSED CUP: N/A NFPA 704M RATING: 0-0-3 OXY

FLAMMABLE LIMITS: UPPER - N/A % LOWER - N/A %

FIRE EXTINGUISHING MEDIA

USE WATER SPRAY.

SPECIAL FIRE-FIGHTING PROCEDURES

FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED

BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.

MOVE CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK. USE WATER

TO KEEP FIRE-EXPOSED CONTAINERS COOL.

UNUSUAL FIRE & EXPLOSION HAZARDS

NOTE: DECOMPOSES AT BOILING POINT.

STRONG OXIDIZER. CONTACT WITH OTHER MATERIAL MAY CAUSE FIRE.

TOXIC GASES PRODUCED

AMMONIA, NITROGEN OXIDES

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5 - HEALTH HAZARD DATA

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CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO

EFFECTS OF OVEREXPOSURE

DUST INHALATION MAY CAUSE TIGHTNESS AND PAIN IN CHEST, COUGHING, AND

DIFFICULTY IN BREATHING.

CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION.

INGESTION MAY CAUSE HEADACHE, NAUSEA, VOMITING, GASTROINTESTINAL

IRRITATION, UNCONSCIOUSNESS, CONVULSIONS.

TARGET ORGANS

EYES, SKIN

MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE

NONE IDENTIFIED

ROUTES OF ENTRY

INHALATION, INGESTION

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MSDS for AMMONIUM NITRATE Page 3

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EMERGENCY AND FIRST AID PROCEDURES

CALL A PHYSICIAN.

IF SWALLOWED, IF CONSCIOUS, IMMEDIATELY INDUCE VOMITING.

IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL

RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.

IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES WITH PLENTY OF WATER FOR AT

LEAST 15 MINUTES. FLUSH SKIN WITH WATER.

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6 - REACTIVITY DATA

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STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR

CONDITIONS TO AVOID: HEAT, SHOCK, FLAME

INCOMPATIBLES: STRONG REDUCING AGENTS, COMBUSTIBLE MATERIALS,

STRONG ACIDS, ORGANIC MATERIALS,

CHEMICALLY ACTIVE METALS

DECOMPOSITION PRODUCTS: AMMONIA, OXIDES OF NITROGEN

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7 - SPILL AND DISPOSAL PROCEDURES

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STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE

WEAR SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE CLOTHING.

KEEP COMBUSTIBLES (WOOD, PAPER, OIL, ETC.) AWAY FROM SPILLED MATERIAL.

WITH CLEAN SHOVEL, CAREFULLY PLACE MATERIAL INTO CLEAN, DRY CONTAINER AND

COVER; REMOVE FROM AREA. FLUSH SPILL AREA WITH WATER.

DISPOSAL PROCEDURE

DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL

ENVIRONMENTAL REGULATIONS.

EPA HAZARDOUS WASTE NUMBER: D001 (IGNITABLE WASTE)

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8 - PROTECTIVE EQUIPMENT

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VENTILATION: USE ADEQUATE GENERAL OR LOCAL EXHAUST VENTILATION

TO KEEP FUME OR DUST LEVELS AS LOW AS POSSIBLE.

RESPIRATORY PROTECTION: NONE REQUIRED WHERE ADEQUATE VENTILATION

CONDITIONS EXIST. IF AIRBORNE CONCENTRATION IS

HIGH, USE AN APPROPRIATE RESPIRATOR OR DUST MASK.

EYE/SKIN PROTECTION: SAFETY GLASSES WITH SIDESHIELDS, UNIFORM, BUTYL

RUBBER GLOVES ARE RECOMMENDED.

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9 - STORAGE AND HANDLING PRECAUTIONS

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MSDS for AMMONIUM NITRATE Page 4

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SAF-T-DATA(TM) STORAGE COLOR CODE: YELLOW (REACTIVE)

SPECIAL PRECAUTIONS

KEEP CONTAINER TIGHTLY CLOSED. STORE SEPARATELY AND AWAY FROM FLAMMABLE

AND COMBUSTIBLE MATERIALS.

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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION

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DOMESTIC (D.O.T.)

PROPER SHIPPING NAME AMMONIUM NITRATE, NO ORGANIC COATING

HAZARD CLASS OXIDIZER

UN/NA UN1942

LABELS OXIDIZER

INTERNATIONAL (I.M.O.)

PROPER SHIPPING NAME AMMONIUM NITRATE FERTILIZERS, N.O.S. (AMMONIUM NITRATE)

HAZARD CLASS 5.1

UN/NA UN1942

LABELS OXIDIZING AGENT