Product ID:SODIUM NITROPRUSSIDE,S 350 100,S 350100
MSDS Date:12/12/1997
FSC:6505
NIIN:01-009-5019
MSDS Number: BPXFM

Emergency Phone: 201-796-7100/800-424-9300(CHEMTREC)

Info Phone: 201-796-7100 OR 201-796-7523

Cage: 1B464

Telephone: 201-796-7100

Cage: 1B464

SODIUM NITROPRUSSIDE/NITROFERRICYANIDE

CAS: 14402-89-2

RTECS: LJ8750000

Fraction By Weight: 100%

OSHA PEL 5 MG/M3 (CYANIDES)

ACGIH TLV: S, 5 MG/M3 CYANIDES

LD50 LC50 Mixture:LD50 (ORAL, RAT) IS 99 MG/KG.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS:HEART. ACUTE- MAY BE
HARMFUL IF SWALLOWED. MAY CAUSE CARDIAC DISTURBANCES. EYE CONTACT
MAY CAUSE IRRITATION. MAY IRRITATE SKIN ON CONTACT. INHALATION MAY
CAUSE RESPIRATORY TRACT IRRITATI ON. MAY CAUSE CARDIAC
ABNORMALITIES. THE TOXICOLOGICAL PROPERTIES HAVE NOT BEEN FULLY
INVESTIGATED. CHRONIC- UNKNOWN.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, DISCOMFORT, TEARING, BLURRING OF
VISION, NAUSEA, HEADACHE, DIZZINESS, VOMITING, WEAKNESS
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
DISORDERS, EYE PROBLEMS OR IMPAIRED HEART OR RESPIRATORY FUNCTION
MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF THIS PRODUCT.

First Aid:GET MEDICAL HELP IF SYMPTOMS PERSIST. INHALED:MOVE TO FRESH
AIR. PROVIDE CPR/OXYGEN IF NEEDED. EYES:IMMEDIATELY FLUSH WITH
WATER FOR 15 MINUTES. HOLD EYELIDS OPEN. CALL PHYSICIAN.
SKIN:IMMEDIATELY FLU SH WITH PLENTY OF WATER. ORAL:IF CONSCIOUS &
ALERT, DRINK 2-4 CUPFULS OF MILK OR WATER. GET MEDICAL ATTENTION
IMMEDIATELY. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS PERSON.

Flash Point:NONE
Lower Limits:NOT RELEVANT
Upper Limits:NOT RELEVANT
Extinguishing Media:SMALL FIRE:WATER SPRAY, CARBON DIOXIDE,
ALCOHOL-RESISTANT FOAM/DRY CHEMICAL. COOL FIRE EXPOSED CONTAINERS
WITH WATER.
Fire Fighting Procedures:AS WITH ANY FIRE, WEAR PROTECTIVE CLOTHING AND
NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS TO AVOID
INHALATION OF HAZARDOUS DECOMPOSTION PRODUCTS OR SMOKE
Unusual Fire/Explosion Hazard:TOXIC GASES

Spill Release Procedures:WEAR PROTECTIVE CLOTHING AND RESPIRATORY
EQUIPMENT SUITABLE FOR TOXIC DUSTS. SWEEP, SCOOP OR PICK UP SPILLED
MATERIAL. AVOID DUST DISPERSAL. PACKAGE FOR DISPOSAL. WET SWEEPING
OR VACCUMING IS RECOMMEN DED. WASH SPILL AREA TO REMOVE RESIUAL
CONTAMINATE
Neutralizing Agent:NOT RELEVANT

Handling and Storage Precautions:STORE IN COOL, DRY, VENTILATED PLACE
AWAY FROM STRONG OXIDIZING AGENTS. KEEP CONTAINER TIGHTLY CLOSED.
PROTECT AGAINST PHYSICAL DAMAGE.
Other Precautions:DO NOT TAKE INTERNALLY. AVOID BREATHING DUSTS. AVOID
CONTACT WITH EYES AND SKIN. KEEP OUT OF REACH OF CHILDREN. MINIMIZE
DUST GENERATION AND ACCUMULATION. WASH THOROUGHLY AFTER HANDLING
AND BEFORE EAT ING AND DRINKING.

Respiratory Protection:NONE NEEDED. IF AIRBORNE CONCENTRATIONS ARE
HIGH, WEAR NIOSH-APPROVED RESPIRATOR FOR DUST OR DUST MASK.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO KEEP FUME OR
DUST LEVELS AS LOW AS POSSIBLE.
Protective Gloves:NATURAL RUBBER
Eye Protection:DUST-RESISTANT GOGGLES
Other Protective Equipment:EYEBATH, WASHING FACILITY, UNIFORM
Work Hygienic Practices:OBSERVE GOOD INDUSTRIAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES.
Supplemental Safety and Health

HCC:T4
NRC/State Lic Num:NOT RELEVANT
Spec Gravity:1.72
Viscosity:NOT RELEVANT
Evaporation Rate & Reference:NOT RELEVANT
Solubility in Water:40% @ 20C/68F
Appearance and Odor:CLEAR, DARK RED SOLID

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS
Stability Condition to Avoid:DUST GENERATION
Hazardous Decomposition Products:TOXIC NITROGEN OXIDES, CARBON
MONOXIDE, CARBON DIOXIDE, AND SODIUM OXIDE

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH APPLICABLE FEDERAL,
STATE & LOCAL ENVIRONMENTAL REGULATIONS. REUSING OR RECYCLING IS
RECOMMENDED.

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.