Product ID:POTASSIUM NITRATE
MSDS Date:11/30/1992
FSC:6810
NIIN:00-234-8386
MSDS Number: BXCFC

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 716-359-2502

Preparer: ALEXANDER A. PICCIRILLI

Cage: EO227

Telephone: (716) 359-2502

Cage: 63759

POTASSIUM NITRATE

CAS: 7757-79-1

RTECS: TT3700000

Fraction By Weight: 100%

LD50 LC50 Mixture:NONE ESTABLISHED.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES/SKIN:MILDLY IRRIT TO
SKIN/EYE/MUCOUS MEMBRANES. INHAL:PROLONGED INHAL OF DUST MAY CAUSE
IRRITATION. INGEST:OF LG AMTS CAUSE VIOLENT GASTROENTERITIS.
PROLONGED EXPOSURE TO SMALL AMTS MAY PRODUCE A NEMIA,
METHEMOGLOBINEMIA, NEPHRITIS.
Effects of Overexposure:MILDLY EYES/SKIN/MUCOUS MEMBRANES IRRITATION.
INHAL:IRRITATION. GIOLENT GASTROENTERITIS. ANEMIA,
METHEMOGLOBINEMIA, NEPHRITIS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST:IF CONSC GIVE 1 OR 2 GLASSES OF WATER TO DRINK.INDUCE
VOMIT.CALL DR.NEVER GIVE ANYTHING BY MOUTH TO UNCONSC
PERSON.INHAL:REMOVE TO FRESH AIR.IF SYMPTOMS OF ILLNESS DEVELOP GET
MED ATT.EYE:FLUSH W/WATER FOR @LEAST 15MINS LIFTING EYELIDS.GET
MED ATTN IMMED.SKIN:FLUSH W/WATER THEN WASH W/MILD SOAP/WATER.

Flash Point:NON-FLAMMABLE
Extinguishing Media:FLOOD W/WATER SPRAY OR FOG; DRY CHEMICAL (ABC);
CARBON DIOXIDE.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA.USE FLOODING AMTS OF
WATER IN EARLY STAGES OF FIRE.WHEN LG QUANT ARE INVOLVED IN FIRE
NITRATES MAY FUSE/MELT WHICH APPLICATION OF (SUP)
Unusual Fire/Explosion Hazard:OXIDIZING MATL.IN CONTACT W/EASILY
OXIDIZABLE SUBSTANCES IT MAY REACT RAPIDLY ENOUGH TO CAUSE IGN
VILENT COMBUST/EXPLO.INCREASES FLAMM OF COMBUST SUB.(SUPPLEME)

Spill Release Procedures:RECOVER DRY IF POSSIBLE, DISPOSE OF IN
APPROPRIATE MANNER. IMMEDIATELY SWEEP UP & PLACE IN SUITABLE
CONTAINER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN COOL DRY PLACE AWAY FROM
REDUCING AGENTS, ORGANIC MATL & FIRE HAZS. AVOID CONTACT
W/SKIN/EYES/CLOTHING. KEEP OUT OF REACH OF CHILDREN.
Other Precautions:READ LABEL ON CNTNR BEF USING.DON'T WEAR CONTACT
LENSES WHEN WORKING W/CHEM.LAB USE ONLY.NOT FOR DRUG/FOOD/HOUSEHOLD
USE.KEEP CNTNR TIGHTLY CLSD WHEN NOT IN USE.STRONG OXIDIZER.HARMFUL
IF SWALLOWED.CO NTACT W/OTHER MATL MAY CAUSE FIRE/EXPLO.

Respiratory Protection:NONE NEEDED IN NORMAL LABORATORY HANDLING. IF
DUSTY CONDITONS PREVAIL WORK IN FUME HOOD OR WEAR NIOSH APPROVED
DUST MASK.
Ventilation:LOCAL EXHA/MECHANICAL (GEN):RECOMMENDED.
Protective Gloves:GENERAL PURPOSE WORK GLOVES
Eye Protection:CHEMICAL SAFETY GLASSES
Other Protective Equipment:SMOCK,APRON,EYEWASH STATION,PROPER
GLOVES,FIRE EXTINGUISHER.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. REMOVE & WASH
CONTAMINATED CLOTHING.
Supplemental Safety and Health
FIRE FIGHTING:WATER MAY RESULT IN EXTENSIVE SCATTERING OF MOLTEN MATL.
EXPLO/FIRE HAZ:YIELDS TOXIC GASEOUS OXIDES OF NITROGEN WHEN
INVOLVED IN FIRE.

HCC:D1
Boiling Pt:B.P. Text:DECOMP 400C
Melt/Freeze Pt:M.P/F.P Text:633F,334C
Decomp Temp:Decomp Text:752F,400C
Vapor Pres:NEGLIGIBLE
Vapor Density:3.5
Spec Gravity:2.109 @16C
Evaporation Rate & Reference:NON-VOLATILE
Solubility in Water:35.5G/100 WATER @20C
Appearance and Odor:COLORLESS TO WHITE CRYSTALS OR GRANULES; NO ODOR
Percent Volatiles by Volume:NONVOL

Stability Indicator/Materials to Avoid:YES
REDUCING AGENTS, COMBUSTIBLE MATL, FLAME, HEAT (SODIUM HYPOSULFITE;LEAD
PHOSPHITE;TIN SOLDER).
Stability Condition to Avoid:MIXTURES W/REDUCING AGENTS MAY DETONATE BY
HEAT OR SHOCK.
Hazardous Decomposition Products:WHEN INVOLVED IN FIRE, YIELDS TOXIC
GASEOUS OXIDES OF NITROGEN.

Waste Disposal Methods:DISCHARGE/TREATMENT/DISPOSAL MAY BE SUBJECT TO
FED/STATE/LOC LAWS.THESE DISPOSAL GUIDELINES ARE INTENDED FOR
DISPOSAL OF CATALOG-SIZE QUANT ONLY.DISOLVE IN WATER & FLUSH TO
SEWER W/COPIOUS AMTS OF WAT ER.

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.