Product ID:POTASSIUM NITRATE
MSDS Date:10/29/1993
FSC:6810
NIIN:00N068994
MSDS Number: CBJVK

Emergency Phone: 314-539-1600

Info Phone: 314-539-1600

Cage: 62910

Telephone: 908-859-2151

Cage: 62910

POTASSIUM NITRATE

CAS: 7757-79-1

RTECS: TT3700000

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:LD50: 3450 MG/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL: IRRIT THE RESP TRACT.SYMPS MAY
INCL COUGHING, SHORTNESS OF BRTH. INGEST: MAY CAUSE GI & ABDOM
PAINS. PURGING & DIURESIS CAN BE EXPECTED. RARE CASES OF NITRATES
BEING CONVERTED TO MORE TOX NITRI TES HAVE BEEN RPTD, MOSTLY
W/INFANTS. SKIN/EYE: CAUSES IRRIT; SYMPS INCLG REDNESS, ITCHING &
PAIN. (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:CHRONIC: UNDER SOME CIRCUMSTANCES
METHEMOGLOBINEMIA OCCURS IN PERS WHEN NITRATE IS CONVERTED BY
BACTERIA IN STOM TO NITIRITE. NAUS, VOMIT, DIZZ, RAPID HEARTBEAT,
IRREG BRTHG, CONVULS, COMA & DEATH CAN OCCUR SHOULD CONVERSION
TAKE PLACE. CHRONIC EXPOS TO NITRITES MAY CAUSE ANEMIA & ADVERSE
EFTS TO KIDNEYS.
Medical Cond Aggravated by Exposure:NO INFORMATION FOUND.

First Aid:INHAL:REMOVE TO FRESH AIR. GET MED ATTN FOR ANY BRTHG DFCLTY.
INGEST:INDUCE VOMIT IMMED AS DIRECTED BY MED PERS. NEVER GIVE
ANYTHING BY MOUTH TO UNCON PERS. SKIN:REMOVE ANY CONTAMD CLTHG.
WIPE OFF EXC ESS FROM SKIN. WASH SKIN W/SOAP & WATERFOR AT LEAST 15
MIN. GET MED ATTN IF IRRIT DEVEL/PERSISTS. EYE:WASH W/PLENTY OF
WATER FOR AT LEAST 15 MINS LIFTING LOWER & UPPER EYELIDS OCCASNLY.
GET(SUPDAT)

Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTING SURROUNDING FIRE.
WATER SPRAY MAY BE USED TO KEEP FIRE EXPOSED CNTNRS COOL.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP.
THIS OXIDIZING MATLS CAN INCR FLAMM OF ADJACENT COMBUST MATL.
Unusual Fire/Explosion Hazard:NITRATES MAY EXPLODE WHEN SHOCKED,
EXPOSED TO HEAT/FLAME/BY SPONT CHEM RXN. NOT COMBUST, BUT IS STRONG
OXIDIZER & ITS HEAT OF RXN W/REDUCING AGENTS/(SUPDAT)

Spill Release Procedures:CLEAN UP SPILL IN MANNER THAT DOES NOT
DISPERSE DUST INTO AIR. PICK UP SPILL FOR RECOVERY/DISP & PLACE IN
CLSD CNTNR. (IF SPILLED MATL IS INTERMIXED W/COMBUST IT MAY BE
DESIRABLE TO WET W/WATER & MIX W/WET SAND BEFORE PICK-UP FOR
DISP).
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP IN TIGHTLY CLSD CNTNR, STORED IN
COOL, DRY, VENT AREA. PROT AGAINST PHYSICAL DMG. SEPARATE FROM
COMBUST, ORG/OTHER READILY OXIDIZABLE MATLS.
Other Precautions:DO NOT STORE ON WOODEN FLOORS.

Respiratory Protection:FOR CNDTNS OF USE WHERE EXPOS TO DUST IS
APPARENT, A NIOSH/MSHA DUST/MIST RESP MAY BE WORN. FOR EMERGENCIES,
A NIOSH/MSHA APPRVD SCBA MAY BE NECESSARY.
Ventilation:LOC EXHST SYS WHICH CAPTURES THE CONTAM AT ITS SOURCE IS
RECOM TO PVNT DISPERSION OF CNTAMD INTO WORKROOM AIR.
Protective Gloves:RUBBER/NEOPRENE GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS.
Other Protective Equipment:ANSI APPRVD EMER EYEWASH & DELUGE SHOWER.
IMPERVIOUS BOOTS, APRON/COVERALLS AS NEEDED IN AREAS OF UNUSUAL
EXPOS.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
BP: DECOMPOSES @ 400C(752F). EXPLO HAZ: COMBUSTIBLES MAY CAUSE
IGNITION. FIRST AID PROC: MED ATTN IMMED.

Boiling Pt:B.P. Text:SUPDAT
Melt/Freeze Pt:M.P/F.P Text:631F,333C
Spec Gravity:2.1
Solubility in Water:36 GM/100 ML WATER
Appearance and Odor:WHITE CRYSTALS. ODORLESS.

Stability Indicator/Materials to Avoid:YES
HEAVY METALS, PHOSPHITES, ORG CMPDS, CARBONACEOUS MATLS, STRONG ACIDS &
MANY OTHER SUBSTANCES.
Stability Condition to Avoid:STABLE UNDER ORDINARY CONDITIONS OF USE &
STORAGE.
Hazardous Decomposition Products:MAY EMIT OXIDES OF NITROGEN AND OXIDES
OF POTASSIUM WHEN HEATED TO DECOMPOSITION.

Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECLAMATION MAY BE
DELIVERED TO AN APPRVD WASTE DISP FACILITY. ENSURE COMPLIANCE
W/LOCAL, STATE & FEDERAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.