Product ID:CAUSTIC SODA SOLUTION, CPE00261
MSDS Date:05/08/1998
FSC:6810
NIIN:00N091755
Status Code:A
MSDS Number: CJNQT

Emergency Phone: 800-654-6911

Info Phone: 800-511-6737

Cage: 99530

Telephone: 203-750-3000/800-511-MSDS

Cage: 99530

SODIUM HYDROXIDE

CAS: 1310-73-2

RTECS: WB4900000

OSHA PEL 2 MG/M3

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

WATER

CAS: 7732-18-5

RTECS: ZC0110000

LD50 LC50 Mixture:LD50: (ORAL, RAT) 300-500 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:HARMFUL IF SWALLOWED. CAUSES SKIN,
EYE, DIGEST TRACT & RESP TRACT BURNS. HUMAN THRESHOLD RESPONSE
DATA: NO DATA FOR ODOR/IRRIT THRESHOLD. IDLH LEVEL FOR SODIUM
HYDROXIDE IS 10MG/M3. ACUTE: INHAL:IRRIT TO NOSE, MOUTH, THROAT &
LUNGS. MAY ALSO CAUSE BURNS TO RESP TRACT WHICH CAN RSLT IN
SHORTNESS OF BREATH, WHEEZ, CHOKING, CHEST PAIN & IMPAIRMENT OF
LUNG FUNC. INHAL OF HIGH CONCS CAN RSLT IN PERM LU NG DMG. SKIN:CAN
CAUSE SEV IRRIT &/OR BURNS CHARACT BY REDNESS, SWELL & SCAB FORM.
PRLNGD EXPOS MAY CAUSE PERM DMG. EYE:SEV IRRIT &/OR BURNS CAN
OCCUR. DIRECT CNTCT MAY CAUSE VISION IMPAIRMENT & (EFTS OF
OVEREXP)
Effects of Overexposure:HLTH HAZS: CORNEAL DMG. INGEST: IRRIT &/OR
BURNS CAN OCCUR TO ENTIRE GI TRACT, INCL STOMACH & INTESTINES,
CHARACT BY NAUS, VOMIT, DIARR, ABDOM PAIN, BLEEDING &/OR TISS
ULCERATION. INGEST CAUSES SEV DM G TO GI TRACT W/POTNTL TO CAUSE
PERFORATION. CHRONIC: INHAL: RPTD INHAL EXPOS MAY CAUSE IMPAIRMENT
OF LUNG FUNC & PERM LUNG DMG. SKIN: EFTS FROM CHRONIC SKIN EXPOS
WOULD BE SIMILAR TO THOSE FROM SINGL E EXPOS EXCEPT FOR EFTS
SECONDARY TO TISS DESTRUCTION. INGEST: NO KNOWN/REPORTED EFTS FROM
CHRONIC EXPOS. CHRONIC INGEST OF SIGNIFICANT AMTS OF PROD UNLIKELY
BECAUSE OF ITS ACUTE CORROSIVE ACTION.
Medical Cond Aggravated by Exposure:ASTHMA, RESPIRATORY AND
CARDIOVASCULAR DISEASE.

First Aid:EYES: IMMED FLUSH W/LG AMTS OF WATER FOR AT LST 15 MIN,
OCCASNLY LIFTING UPPER & LOWER EYELIDS. CALL MD AT ONCE. SKIN:
IMMED FLUSH W/WATER FOR AT LST 15 MIN. CALL MD. IF CLTHG COMES IN
CNTCT W/PROD, C LTHG SHOULD BE REMOVED IMMED & SHOULD BE LAUNDERED
BEFORE REUSE. INGEST: IMMED DRINK LG QTYS OF WATER. DO NOT INDUCE
VOMIT. CALL MD AT ONCE. DO NOT GIVE ANYTHING BY MOUTH IF PERSON IS
UNCON OR IF HAVI NG CONVULSIONS. INHAL: IF PERSON EXPERIENCES NAUS,
HDCH OR DIZZ, PERSON SHOULD STOP WORK IMMED & MOVE TO FRESH AIR
UNTIL THESE SYMPS DISAPPEAR. IF BRTHG IS DFCLT, ADMIN OXYGEN, KEEP
PERSON WARM & AT R EST. CALL MD. IN THE (SUPDAT)

Extinguishing Media:NOT APPLICABLE. MEDIA SUITABLE FOR SURROUNDING FIRE
.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT . USE WATER TO COOL CONTAINERS EXPOSED TO FIRE. ON SMALL
FIRES, USE DRY CHEMICAL, CARBON DIOXIDE, WATER SPRAY OR FOAM. ON
LARGE FIRES, USE W ATER FLOODING QUANTITIES AS A FOG.
Unusual Fire/Explosion Hazard:FLAMMABILITY DATA: FLAMMABLE: NO;
COMBUSTIBLE: NO; PYROPHORIC: NO. NFPA RATINGS: HEALTH 3;
FLAMMABILITY 0; REACTIVITY 1. HMIS RATINGS: HEALTH 3; FLAMMABILITY
0; REACTIVITY 1. CNTCT W/REACTIVE METALS, EG, ALUMINUM MAY RSLT IN
GENERATION OF FLAMMABLE HYDROGEN GAS. SODIUM HYDROXIDE MAY REACT
W/WATER (SEE REACTIVITY INFO).

Spill Release Procedures:FOR ALL TRANSPORT ACCIDENTS, CALL CHEMTREC
(800-424-9300). RQ: 1000 LBS (PER 40 CFR 302.4). SPILL MITIGATION
PROCS: HAZ CONCS IN AIR MAY BE FOUND IN LOCAL SPILL AREA IN FORM OF
MIST WHICH MAY CAUSE SK IN IRRIT & BRTHG PROBS. STOP SOURCE OF
SPILL AS SOON AS POSS, IF SAFE TO DO SO. AIR RELS: WILL NORMALLY BE
FOUND IN MIST FORM & EVACUATION FROM MIST AREA IS ONLY ADVISABLE
APPROACH. (ECOLOGICAL INFO)

Handling and Storage Precautions:DO NOT TAKE INTERNALLY. AVOID CONTACT
WITH SKIN, EYES AND CLOTHING. UPON CONTACT WITH SKIN OR EYES, WASH
OFF WITH WATER. DO NOT STORE AT TEMPERATURES ABOVE: 130C (266F).
Other Precautions:PROD STABILITY & COMPATIBILITY: SHELF LIFE
LIMITATIONS: INDEFINITE IF IN CLSD CNTNR. INCOMPAT MATLS FOR
PACKAGING: ALUMINUM, ZINC, TIN, WOOD, PAPER. INCOMPAT MATLS FOR
STORAGE OR TRANSPORT: ACIDS, NIT ROGEN CONTAINING ORGANICS,
PHOSPHOROUS, EXPLOSIVES, ORGANIC PEROXIDES, ALUMINUM, ZINC, TIN,
HALOGENA TED HYDROCARBONS.

Respiratory Protection:RESPIRATORY PROTECTION NOT NORMALLY NEEDED. IF
VAPORS, MISTS OR AEROSOLS ARE GENERATED, WEAR NIOSH APPROVED
DUST/MIST RESPIRATOR. RESPIRATOR TYPE: NIOSH APPROVED HEPA FILTER
RESPIRATOR.
Ventilation:USE LOCAL EXHAUST VENTILATION TO MAINTAIN LEVELS TO BELOW
THE TLV.
Protective Gloves:NEOPRENE GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES & FULL LENGTH
FACESHIELD .
Other Protective Equipment:ANSI APPROVED EYE WASH AND DELUGE SHOWER .
WEAR NEOPRENE BOOTS, NEOPRENE APRON OR IMPERMEABLE SUIT (NEOPRENE)
TO AVOID SKIN AND EYE CONTACT.
Supplemental Safety and Health
FIRST AID PROC: EVENT THAT INDIVIDUAL INHALES ENOUGH VAP TO LOSE
CONSCIOUSNESS, PERSON SHOULD BE MOVED TO FRESH AIR AT ONCE & MD
SHOULD BE CALLED IMMED. IF BRTHG HAS STOPPED, ARTF RESP SHOULD BE
GIVEN IMMED. IN ALL CASES, ENSURE ADEQ VENT & PROVIDE NIOSH APPRVD
RESP PROT BEFORE PERSON RETURNS TO WORK.

Boiling Pt:>130.C, 266.F
B.P. Text:130-140C(266-284F)
Melt/Freeze Pt:>10.C, 50.F
M.P/F.P Text:10-12C(50-54F)
Decomp Temp:Decomp Text:NONE
Vapor Pres:APPROX=H*20 @ 25C
Vapor Density:NO DATA
Spec Gravity:1.482-1.53
pH:13 (0.5 SOLN)
Evaporation Rate & Reference:NO DATA
Solubility in Water:MISCIBLE
Appearance and Odor:CLEAR, VISCOUS LIQUID; NO ODOR.
Percent Volatiles by Volume:45-55

Stability Indicator/Materials to Avoid:YES
ACIDS, NITROGEN CONTAINING ORGANICS, EXPLOSIVES, CARBOHYDRATES,
PHOSPHOROUS, ORGANIC PEROXIDES, HALOGENATED HYDROCARBONS.
Stability Condition to Avoid:CNDTNS UNDER WHICH PROD MAY BE UNSTABLE:
TEMPS ABOVE: NONE. MECHANICAL SHOCK OR IMPACT: NO. ELEC (STATIC)
DISCHARGE: NO. OTHER: CNTCT W/CARBOHYDRATES, (SARA REG INFO)
Hazardous Decomposition Products:NONE.

Waste Disposal Methods:IF PROD BECOMES WASTE, IT MEETS CRITERIA OF HAZ
WASTE AS DEFINED UNDER 40 CFR 261 & WOULD HAVE FOLLOWING EPA HAZ
WASTE #:D002. IF PROD BECOMES WASTE, IT WILL BE HAZ WASTE WHICH IS
SUBJECT TO LAND DISP RESTRICTIONS UNDER 40 CFR 268 & MUST BE
MANAGED ACCORDINGLY. AS HAZ LIQ WASTE, IT MUST BE DISPOSED OF
I/A/W LOCAL, STATE & FED REGS (SARA REG INFO)

Toxicological Information:THERE ARE NO CHEMS KNOWN TO ENHANCE TOX OF
PROD. ANIMAL TOXICOLOGY - ACUTE TOX: INHAL LC50: NO DATA. ORAL
LD50: BELIEVED TO BE 300-500 MG/KG (RAT); HARMFUL IF SWALLOWED.
DERMAL LD50: BELIEVED TO BE >2 G/KG (RABBIT). IRRIT: CAUSES EYE &
SKIN BURNS. ACUTE TARGET ORGAN TOX: CORR TO ALL TISS CONTACTED &
UPON INHAL, MAY CAUSE MUC MEMB & RESP TRACT IRRIT. CHRONIC ORGAN
TOX: NO KNOWN/RPTD EFTS FROM RPTD EXPOS EXCEPT THOSE SECONDARY TO
BURNS. NO KNOWN/REPORTED EFTS ON REPRO FUNC/FETAL DEVELOPMENT FROM
EXPOS TO PROD. NOT KNOWN/REPORTED TO BE CARCIN BY ANY REFERENCE
INCL IARC, OSHA, NTP/EPA. INGEST OF M ASSIVE (FED REG INFO)

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:N/P. --SPILL PROC: CORRECTION OF SOURCE OF MIST IS OF UTMOST
IMPORTANCE. WATER RELS: MATL IS HVR/AIR & IS SOL IN WATER.SUBJECT
TO EMULSIFICATION & MUST BE REMOVED VIA VACUUM SYS OR NEUT &
ABSORBED AS NEC, W/VARIOUS COMMERCIAL ABOSRBS WHICH ARE AVAIL.
NOTIFY ALL DOWNSTREAM INDUS, MUNICIPAL & PUBLIC OPERATION OF SPILL
& ADVISE THEM TO MONITOR UNTIL OTHERWISE NOTIFIED. LAND SPILL:
DIKE/DIVERT FLOW OF MATL TO DIKED AREA AS SOON AS POSS. IF NEC
CREATE EXCAVATION LG ENOUGH TO CNTN SPILL & ASSOCIATED NEUT MATLS.
TO REDUCE ENVIRONMENTAL DMG, LINE EXCAVATED SURF W/MATL TO WHICH IT
IS COMPAT & BEGIN NEU T PROCESS/REMOVE BY (TRANSPORT INFO)

Transport Information:MATL REGULATED AS DOT HAZ MATL. DOT DESCRIPTION
FROM HAZ MATLS TABLE 40 CFR 172.101: LAND (US DOT): SODIUM
HYDROXIDE SOLN, 8, UN1824, PG II. WATER (IMO): SAME AS ABOVE. AIR
(IATA/ICAO): SAME AS ABOVE. HAZ LABEL/PLACARD: CORR. RQ: 1000 LBS
(PER 49 CFR 172.101, APPENDIX). EMER GUIDE NO: 60. --ECOLOGICAL
INFO: VACUUM OR PUMPING. SPILL MATLS MAY BE ABSORBED IN: SAW DUST,
SAND, CLAY SOIL, VERMICULITE O R COMMERCIAL ABSORBS. SPILL
RESIDUES:DISP PER GUIDELINES UNDER WASTE DISP. MATL MAY BE NEUT FOR
DISP; CNTCT OCEAN AT 800-OLIN-911 BEFORE BEGINNING SUCH OPERATION.
HAZ PHYSICAL CHARACT OF PROD IS: CORR OSIVE.

SARA Title III Information:SARA HAZ CATEGORIES, PER 40 CFR 370.2:
HEALTH: IMMED (ACUTE);; PHYSICAL: (NONE). --WASTE DISP METH: IN
PERMITTED HAZ WASTE TREATMENT, STOR & DISP FACILITY BY TREATMENT.
TAKE CARE TO PVNT ENVIRONMENTAL CONTAM FROM USE OF MATL. USER OF
MATL HAS RESPONSIBILITY TO DISP OF UNUSED MATL, RESIDUES & CNTNRS
IN COMPLIANCE W/ALL:RELEVANT LOC, STATE & FED LAWS & REGS REGARDING
TREATMENT, STOR & DISP FOR HAZ & NONHAZ WASTES. --CNDTNS TO AVOID:
DILUTION W/WATER EXCEPT UNDER CONTROLLED CNDTNS. VERY HIGH HEAT OF
DILUTION WILL CAUSE BOILING & SPATTERING.
Federal Regulatory Information:THIS SUBSTANCE IS LISTED ON TOX
SUBSTANCE CONTROL ACT INVENTORY. NSF MAX DRINKING WATER USE CONC:
100 MG/L. EMER PLANNING & COMMUNITY RIGHT TO KNOW, PER 40 CFR 355,
APP.A: EXTREMELY HAZ SUBSTANCE-THRE SHOLD PLANNING QTY: NONE
ESTABLISHED. SUPPLIER NOTIFICATION REQS, PER 40 CFR 372.45: NONE
ESTABLISHED. OSHA CLASSIFICATION: CORROSIVE, EYE & SKIN HAZ, LUNG
TOXIN. --TOXICOLOGICAL INFO: DOSES OF SODIUM HYDROXIDE HAS LED TO
DEVELOPMENT OF TUMORS OF ESOPHAGUS. RELEVANCE OF THESE FINDINGS TO
CANCER IS U NKNOWN DUE TO RPTD TISS DESTRUCTION & SCAR FORM AS RSLT
OF CORR NATURE OF SODIUM HYDROXIDE. MUTAGENICITY: (STATE REG INFO)
State Regulatory Information:N/P. --FED REG INFO: SODIUM HYDROXIDE HAS
BEEN TESTED & FOUND TO BE NON-MUTAGENIC IN AMES ASSAY, A BACTERIAL
DNA-REPAIR TEST & IN SYRIAN HAMSTER EMBRYO (SA7/SHE) CELL
TRANSFORMATION ASSAY. AQ TOX: CAU STIC SODA IS NOT LETHAL TO FULLY
DEVELOPED FISH IN NATRL FRESH WATERS UNTIL PH BECOMES GREATER THAN
9: LETHAL PH FOR GOLDFISH: 10.9; FOR BLUEGILL SUNFISH: 10.5.
GAMBUSIA AFFINIS (MOSQUITO FISH), 96 HR . LC50: 125 MG/L. BLUEGILL,
48 HR. LC50: 99 MG/L. --OTHER INFO: 12/8/88, 49688-49690. 40 CFR
372, SO DIUM HYDROXIDE: TOX CHEM RELS REPORTING, COMMUNITY
RIGHT-TO-KNOW. CNTCT NEHC FOR MORE REFERENCE INFO .