Product ID:SODIUM HYPOPHOSPHITE
MSDS Date:10/16/1985
FSC:6810
NIIN:00N082244
MSDS Number: CGNVT

Emergency Phone: 606-539-1600, 606-982-5000

Info Phone: 606-539-1600

Cage: 23104

Telephone: 908-859-2151

Cage: 62910

PHOSPHINIC ACID, SODIUM SALT; (SODIUM HYPOPHOSPHITE)

CAS: 10039-56-2

RTECS: SZ5640000

Fraction By Weight: 100%

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL:DUST CAN HAVE MILD,
ALKALINE, IRRIT EFT ON RESP TRACT. SNEEZING/COUGHING W/SOME BRTHING
DFCLTY IN SEVERE CASES MAY BE EXPECTED. INGEST:NOT CONSIDERED A
TOXIC HAZ BUT INGEST OF APPRECIABLE AMTS MAY CAUSE GI DISTURB.
NAUS, VOMIT,AND DIARR MAY BE EXPERIENCED. SKIN CNTCT:MILD, ALKALINE
IRRIT,(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:ESP ON MOIST/SENSIT AREAS. MAY CAUSE
MOD INFLAMMATION AFTER PRLNGD CNTCT. EYE CNTCT: MILD, ALKALINE
IRRIT. MAY CAUSE PAIN, REDDENING AND TEARING. CHRONIC EXPOSURE: NO
INFORMATION FOUND.
Medical Cond Aggravated by Exposure:NO INFORMATION FOUND.

First Aid:INGEST:GIVE SEVERAL GLASSES WATER TO DRINK TO DILUTE. IF LRG
AMTS WERE SWALLOWED, GET MED ADVICE. INHAL:REMOVE TO FRESH AIR. GET
MED ATTN FOR ANY BRTHING DFCLTY. EYES:WASH W/PLENTY WATER FOR AT
LEAST 15 MINUTES. GET MED ATTN IMMED. SKIN:REMOVE ANY CONTAMINATED
CLTHING. WASH SKIN W/SOAP/MILD DETERGENT AND WATER FOR AT LEAST 15
MINUTES. GET MED ATTN IF IRRIT DEVELOPS OR PERSISTS.

Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTINGUISHING
SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:WHEN HEATED, MAY FORM SPONTANEOUSLY
FLAMMABLE PHOSPHINE. NOT CONSIDERED TO BE AN EXPLO HAZ UNDER
ORDINARY CONDITIONS OF USE. EXPLODES WHEN TRITURATED (SUPDAT)

Spill Release Procedures:VENTILATE AREA OF LEAK/SPILL. CLEAN-UP
PERSONNEL MAY REQUIRE RESP PROTECTION FROM DUST. SPILLS:SWEEP UP
AND CONTAINERIZE FOR RECLAMATION/DISPOSAL. VACUUMING OR WET
SWEEPING MAY BE USED TO AVOID DUST D ISPERSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN A COOL, DRY, VENTILATED AREA
AWAY FROM SOURCES OF HEAT, MOISTURE, AND INCOMPATIBLE SUBSTANCES.
ISOLATE FROM OXIDIZING MATERIALS.
Other Precautions:WARNING! MAY CAUSE IRRIT TO SKIN, EYES, AND RESP
TRACT. AVOID CONTACT WITH EYES, SKIN AND CLOTHING.

Respiratory Protection:FOR CONDITIONS OF USE WHERE EXPOS TO THE DUST IS
APPARENT, A NIOSH APPROVED DUST/MIST RESPIRATOR MAY BE WORN. FOR
EMERGENCIES, A NIOSH APPROVED SELF-CONTAINED BREATHING APPARATUS
MAY BE NECESSARY.
Ventilation:IN GENRL, DILUTION VENT IS SATIS HLTH HAZ CONTROL FOR
SUBSTANCE. HOWEVER,IF CONDITIONS OF USE CREATE DISCOMFORT (SUPDAT)
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPROVED EMERGENCY EYE WASH AND DELUGE
SHOWER . PROTECTIVE AND CLEAN BODY-COVERING CLOTHING.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. CONTACT LENSES
SHOULD NOT BE WORN WHEN WORKING WITH THIS MATERIAL.
Supplemental Safety and Health
MELTING POINT: DECOMPOSES, LOSES WATER AT 200C(392F). UNUSUAL FIRE &
EXPLO HAZ:WITH CHLORATES OR OTHER OXIDIZING AGENTS. VENT:TO THE
WORKER, A LOCAL EXHAUST SYSTEM SHOULD BE CONSIDERED.

Melt/Freeze Pt:M.P/F.P Text:SUPDAT
Solubility in Water:100G IN 100G WATER
Appearance and Odor:WHITE CRYSTALS. ODORLESS.

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS.
Stability Condition to Avoid:STABLE UNDER ORDINARY CONDITIONS OF USE
AND STORAGE.
Hazardous Decomposition Products:OXIDES OF PHOSPHORUS AND THE CONTAINED
METAL MAY BE FORMED WHEN HEATED TO DECOMPOSITION.

Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECLAMATION MAY BE
DELIVERED TO AN APPROVED WASTE DISPOSAL FACILITY. ENSURE COMPLIANCE
WITH LOCAL, STATE AND 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.