Product ID:SODIUM NITRATE SOLUTION 91-4, COMPONENT OF 91-6
MSDS Date:04/07/2000
FSC:NIIN:Submitter:N EN
Status Code:A
MSDS Number: CLHDV

Emergency Phone: 314-771-5765

Info Phone: 314-771-5765 / 800-325-3010

Cage: 20176

Telephone: 314-771-5765 / 800-325-3010

Cage: 20176

SODIUM NITRITE SOLUTION

LD50 LC50 Mixture:ORAL LD50(RAT): 180 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:ACUTE EFFECTS: MAY BE HARMFUL BY
INHALATION, INGESTION, OR SKIN ABSORPTION. MAY CAUSE EYE
IRRITATION. MAY CAUSE SKIN IRRITATION. TARGET ORGANS: BLOOD,
CARDIOVASCULAR SYSTEM.
Effects of Overexposure:SEE HEALTH HAZARDS .

First Aid:IF SWALLOWED, WASH OUT MOUTH WITH WATER PROVIDED PERSON IS
CONSCIOUS. CALL A PHYSICIAN. IN CASE OF SKIN CONTACT, FLUSH WITH
COPIOUS AMOUNTS OF WATER FOR AT LEAST 15 MINUTES. REMOVE
CONTAMINATED CLOTHI NG AND SHOES. CALL A PHYSICIAN. IF INHALED,
REMOVE TO FRESH AIR. IF BREATHING BECOMES DIFFICULT, CALL A
PHYSICIAN. IN CASE OF CONTACT WITH EYES, FLUSH WITH COPIOUS AMOUNTS
OF WATER FOR AT LEAST 15 MIN UTES. ASSURE ADEQUATE FLUSHING BY
SEPARATING THE EYELIDS WITH FINGERS. CALL A PHYSICIAN.

Extinguishing Media:NONCOMBUSTIBLE. USE EXTINGUISHING MEDIA APPROPIATE
TO SURROUNDING FIRE CONDITIONS.
Fire Fighting Procedures:USE NIOSH-APPROVED SCBA AND FULL PROTECITVE
EQUIPMENT . WEAR SELF-CONTAINED BREATHING APPARATUS AND PROTECTIVE
CLOTHING TO PREVENT CONTACT WITH SKIN AND EYES.
Unusual Fire/Explosion Hazard:N/P.

Spill Release Procedures:WEAR PROTECTIVE EQUIPMENT. ABSORB ON SAND OR
VERMICULITE AND PLACE IN CLOSED CONTAINERS FOR DISPOSAL. VENTILATE
AREA AND WASH SPILL SITE AFTER PICKUP IS COMPLETE.

Handling and Storage Precautions:AVOID CONTACT AND INHALATION. REFER TO
CONTROL MEASURES SECTION.

Respiratory Protection:WEAR APPROPRIATE NIOSH-APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:WEAR CHEMICAL RESISTANT GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL SAFETY GOGGLES .
Other Protective Equipment:EYEWASH AND DELUGE SHOWER MEETING ANSI
DESIGN CRITERIA . WEAR OTHER PROTECTIVE CLOTHING.
Supplemental Safety and Health
THIS MSDS IS FOR CATALOG#: 91-4, ACOMPONENT OF CATALOG #: 91-6. CAS #:
NONE. SYNONYMS: ANTI-RUST * DIAZOTIZING SALTS * DUSITAN SODNY
(CZECH) * ERINITRITE * FILMERINE * AZOTYN SODOWY (POLISH) * NATRIU
M NITRIT (GERMAN) * NCI-C02084 * NITRITE DE SODIUM (FRENCH).

Appearance and Odor:LIQUID.

Stability Indicator/Materials to Avoid:YES
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
AFTERBURNER AND SCRUBBER. OBSERVE ALL FEDERAL, STATE AND LOCAL
ENVIRONMENTAL REGULATIONS.

Toxicological Information:RTECS#: RA1225000. NITROUS ACID, SODIUM SALT.
IRRITATION DATA: EYE-RBT 500 MG/24H MLD. TOXICITY DATA: ORL-MAN
LDLO:321 MG/KG. ORL-HMN LDLO:71 MG/KG. ORL-CHD LDL0:22 MG/KG.
ORL-RAT LD50:180 MG/KG. IHL- RAT LC50:5500 UG/M3/4H. SCU-RAT
LD50:96600 UG/KG. IVN-RAT LD50:65 MG/KG. ORL-MUS LD50:175 MG/KG.
IPR-MUS: 158 MG/KG. ORL-RBT LD50:186 MG/KG.TARGET ORGAN: PERIPHERAL
NERVE & SENSATION (SPASTIC PARALYSI S WITH/WITHOUT SENSORY CH),
PERIPHERAL NERVE & SENSATION (FLACCID PARALYSIS WITHOUT
ANESTHESIA), BEHAVIORAL (CONVULSIONS OR EFFECTS ON SEIZURE
THRESHOLD), BEHAVIORAL (EXCITEMENT), BEHAVIORAL (CHANGE I N MOTOR
(SEE ECOLOGICAL INFORMATION)

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.

Ecological:DATA NOT YET AVAILABLE. TOXICOLOGICAL (CON'T): ACTIVITY).
BEHAVIORAL (COMA). CARDIAC (PULSE RATE INCREASED WITHOUT FALL IN
BP). VASCULAR ( BP LOWERING NOT CHARACTERIZED IN AUTONOMIC
SECTION). VASCULA R (REGIONAL OR GENERAL ARTERIOLAR OR VENOUS
DILATION). VASCULAR ( OTHER CHANGES). LUNGS, THORAX OR RESPIRATION
(DYSPNAE). LUNGS, THORAX OR RESPIRATION ( CYANOSIS). LUNGS, THORAX
OR RESPIRATION (RESPIR ATORY STIMULATION). GASTROINTESTINAL (
NAUSEA OR VOMITING). GASTROINTESTINAL (CHANGES IN STRUCTURE OR
FUNCTION OF SALIVARY GLANDS). KIDNEY, URETER, BLADDER (URINE
VOLUME INCREASED). (SEE TRANSPORT I NFORMATION)

Transport Information:CONTACT SIGMA CHEMICAL COMPANY FOR
TRANSPORTATION. ECOLOGICAL (CON'T): BLOOD
(METHEMOGLOBINEMIA-CARBOXYHEMOGLOBINEMIA). PATERNAL EFFECTS
(SPERMATOGENESIS). EFFECTS ON FERTILITY (MALE FERTILITY INDEX) .
EFFECTS ON EMBRYO OR FETUS ( FETAL DEATH). EFFECTS ON EMBRYO OR
FETUS ( OTHER EFFECTS TO EMBRYO OR FETUS). SPECIFIC DEVELOPMENTAL
ABNORMALITIES (CENTRAL NERVOUS SYSTEM). SPECIFIC DEVELOPMENTAL
ABNOR MALITIES (BLOOD AND LYMPHATIC SYSTEMS). EFFECTS ON NEWBORN
(GROWTH STATISTICS). ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF
CHEMICAL SUBSTANCES (RTECS) DATA IS PRESENTED HERE. SEE ACTUAL
ENTRY IN RTECS FOR COMPLETE INFORMATION.

Federal Regulatory Information:N/P. EUROPEAN INFORMATION: CAUTION:
SUBSTANCE NOT YET FULLY TESTED. REVIEWS, STANDARDS AND REGULATIONS:
OEL=MAK. EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR
RE-REGISTRATION FEREAC 54, 7740, 19 89. OEL-HUNGARY: STEL 1 MG/M3;
SKIN JAN 1993. NOHS 1974: HZD 69230; NIS 229; TNF 40763;NOS 127;
TNE 38931. NOES 1983: HZD 69230; NIS 250; TNF 47686; NOS 169; TNE
928532; TFE 274167. EPA GENETOX PROGRA M 1988, POSITIVE: SHE-CLONAL
ASSAY; IN VIVO CYTOGENETICS-MAMMALIAN OOCYTE. EPA GENETOX PROGRAM
1988, POSITIVE: HISTIDINE REVERSION-AMES TEST; IN VITRO SCE-NON
HUMAN. EPA GENETOX PROGRAM 1988,POSITIVE: D MELANOGASTER (SEE STATE
INFORMATION)
State Regulatory Information:N/P. FEDERAL REGS (CON'T): SEX-LINKED
LETHAL. EPA GENETOX PROGRAM 1988, POSITIVE: S CEREVISIAE GENE
CONVERSION. EPA GENETOX PROGRAM 1988, POSITIVE: S
CEREVISIAE-FORWARD MUTATION; S CEREVISIAE-HOMOZYG OSIS. EPA GENETOX
PROGRAM 1988, NEGATIVE: RODENT DOMINANT LETHAL; HOST-MEDIATED
ASSAY. EPA GENETOX PROGRAM 1988, INCONCLUSIVE: RODENT HERITABLE
TRANSLOCATION; MAMMALIAN MICRONUCLEUS. EPA TSCA SECTION 8(B)
CHEMICAL INVENTORY. EPA TSCA SECTION 8(D) UNPUBLISHED HEALTH/SAFETY
STUDIES. EPA TSCA TEST SUBM ISSION (TSCATS) DATA BASE, DECEMBER
1999. NTP CARCINOGENESIS STUDIES; ON TEST (TWO YEAR STUDIES),
SEPTEMBER 1999.