Product ID:BLACK O
MSDS Date:05/21/1990
FSC:7930
NIIN:00N048693
MSDS Number: BTYVG

WESMAR CO INC

1451 NW 46TH
SEATTLE, WA 98107
US

Emergency Phone: 206-783-5344;206-523-4243

Info Phone: 206-783-5344;206-789-5327

Cage: 7R005

WESMAR CO INC

SEATTLE, WA 98107 US

Telephone: 206-783-5344;206-789-5327

Cage: 7R005

SODIUM HYDROXIDE

CAS: 1310-73-2

RTECS: WB4900000

Fraction By Weight: 60-90%

OSHA PEL 2 MG/M3

ACGIH TLV: 2 MG/M3, C

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

NITROUS ACID, SODIUM SALT; (SODIUM NITRITE)

CAS: 7632-00-0

RTECS: RA1225000

Fraction By Weight: 10-20%

OSHA PEL N/K

ACGIH TLV: N/K

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

1); (SODIUM NITRATE)

CAS: 7631-99-4

RTECS: WC5600000

Fraction By Weight: 5-10%

OSHA PEL N/K

ACGIH TLV: N/K

DFCLT, GIVE OXYGEN. CONT A PHYS.

RTECS: 9999999ZZ

DUST/MISTS MAY BE GENERATED. KEEP CONTRS CLSD

RTECS: 9999999ZZ

ALL FOOD SHOULD BE KEPT IN A SEPARATE

RTECS: 9999999ZZ

BE THORO WASHED AFTER USING AND BEFORE

RTECS: 9999999ZZ

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: EYE: CAUSES SEV BURNS; SM QTY
CAN RSLT IN PERM DAM/LOSS OF VISION. SKIN: CORR ACTION CAUSES BURNS
& FREQUENTLY DEEP ULCERATION W/ULTIMATE SCARRING. PRLNGD CONT
DESTROYS TISSUE. DUST/MIST FROM S OLN CAN CAUSE IRRITANT DERM.
INGEST: INGEST EITHER IN SOLID/LIQ FORM CAN CAUSE VERY SERIOUS DAM
TO MUC (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: MEMB/OTHER TISSUE DEPENDING ON
SEVERITY OF EXPOS. EFTS CAN RANGE FROM MILD IRRIT OF MUC MEMB TO
SEV PNEUM. CHRONIC: NONE KNOWN.
Medical Cond Aggravated by Exposure:NONE KNOWN.

First Aid:EYE: IMMED FUSH W/PLENTY OF WATER FOR @ LST 15 MIN. HOLD LIDS
OPEN DURING THIS FLUSHING W/PLENTY OF WATER. CALL A PHYS. SKIN:
IMMED FLUSH W/WATER WHILE REMOVING CONTAMD CLTHG & BOOTS. CALL A
PHYS. IF SKIN FEELS SLIPPERY, CAUSTIC MAY STILL BE PRESENT IN
SUFFICIENT QTY TO CAUSE RASH/BURN. CONTINUE WASHING UNTIL SLICK
FEELING IS GONE. THORO CLEAN CONTAMD CLTHG & BOOTS BEFORE
REUSE/DISCARD. (SUPDAT)

Flash Point:NONE
Extinguishing Media:USE MEDIA APPROPRIATE TO PRIMARY CAUSE OF FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP.
AVOID CONT W/MAGNESIUM, ALUMINUM & ZINC. EXPLOS HYDROGEN GAS MAY BE
PRDCD.
Unusual Fire/Explosion Hazard:AVOID CONTACT WITH FIRE FIGHTING
WATER-HEAT AND NOXIOUS FUMES MAY RESULT.

Spill Release Procedures:DIKE AREA TO CNTN SPILL. ONLY TRAINED PERS
W/PROPER PROT GEAR SHOULD BE PERMITTED IN AREA. RECLAIM MATL IF
POSS. IF NOT, FLUSH TO HOLDING TANK W/LG AMTS OF WATER & THEN
NEUTRALIZE W/DILUTE ACID. DO NO T ALLOW TO ENTER WATERWAYS, LAKES,
PONDS/SEWERS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:HANDLE W/EXTREME CAUSE & CAUTION.
STORE IN A COOL, DRY LOCATION AWAY FROM ACIDS, SOLVENTS AND OTHER
INCOMPATIBLE MATERIALS.
Other Precautions:MAINT PERS: NEVER ENTER A STOR TANK EVEN IF IT
APPEARS EMPTY-KEEP CONTRS CLSD WHEN NOT IN USE. KEEP OUT OF REACH
OF CHILDREN. NEVER TOUCH FACE/EYES W/HANDS/GLOVES THAT MAY BE
CONTAMD. WEAR NIOSH/MSHA APPRVD, DUST TYPE RESP, WHERE (ING 5)

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR IF EXPOSURE
LIMITS EXCEEDED.
Ventilation:GOOD GENERAL ROOM VENTILATION.
Protective Gloves:RUBBER/PVC.
Eye Protection:CHEMICAL SAFETY GOGGLES.
Other Protective Equipment:FSHLD, RUBB BOOTS, RUBB APRONS, OTHER PROT
EQUIP. SFTY EYE WASH/SHOWER STATIONS MUST BE AVAIL IN WORK AREA.
Work Hygienic Practices:WHEN MAKING SOLN, ADD PROD SLOWLY TO SURF OF
COLD WATER WHILE STIRRING IN ORDER TO AVOID VIOLENT SPLATTERING.
(ING 6)
Supplemental Safety and Health
FIRST AID PROC:INGEST: IF CONSCIOUS, DRINK A QT OF WATER. DO NOT INDUCE
VOMIT. TAKE IMMED TO A HOSP/PHYS. IF UNCON/CONVULS, TAKE IMMED TO A
HOSP/A PHYS. DO NOT INDUCE VOMIT/GIVE ANYTHING BY MOUTH TO A N
UNCON PERSON. INHAL: REMOVE TO FRESH AIR. IF NOT BRTHG, GIVE ARTF
RESP, PREF MOUTH-TO-MOUTH. IF BRTHG IS (ING 4)

Appearance and Odor:NONE SPECIFIED BY MANUFACTURER.

Stability Indicator/Materials to Avoid:YES
ACIDIC MATLS, ORG MATLS, REACTIVE METALS SUCH AS ALUMINUM, ZINC & TIN,
CHLORINATED SOLV, & MOST OTHER CHEMICALS.
Hazardous Decomposition Products:HYDROGEN GAS UPON CONTACT WITH
REACTIVE METALS.

Waste Disposal Methods:DISPOSE OF I/A/W ALL APPLIC LOC, ST & FED REGS.
PROD MAY HAVE TO BE DISPOSED OF AS A HAZ WASTE I/A/W FED LAW.
NEUTRALIZED MATL MAY BE ALLOWED TO BE DISPOSED TO TRTMT SYS-CHECK
W/YOOUR LOCAL AUTHORITIE S.

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of Defense. The United States of America in no manner whatsoever,
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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.