Product ID:METEX ETCHANT MU-B, 19121
MSDS Date:05/31/1991
FSC:6850
NIIN:00N019827
MSDS Number: BLKCT

Emergency Phone: 203-575-5700,800-424-9300(CHEMTREC)

Info Phone: 203-575-5700

Cage: 76701

Telephone: 203-575-5700

Cage: 76701

SODIUM CHLORITE

CAS: 7758-19-2

RTECS: VZ4800000

Fraction By Weight: 10-20%

SPILLS MAY REQUIRE NOTIFICATION TO

RTECS: 9999999ZZ

LD50 LC50 Mixture:LD50: (ORAL, RAT) 165 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:EYE: LIQ/MISTS CAN CAUSE IRRIT.
STINGING SENSATION WILL DEVELOP. INTENSE WATERING OF EYES WILL
OCCUR. SKIN: THESE SUBSTANCES ARE IRRIT TO SKIN IN VARYING DEGREES.
WHEN ABSORBED THROUGH SKIN MAY PRODUC E HEADACHE. CONTACT
W/LIQ/MISTS CAN CAUSE SEVERE BURNS. INGEST: IRRIT & BURNING
SENSATION OF (SEE EFTS OF OVEREXPOS)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ: LIPS/MOUTH AND THROAT. GENERALLY
CAUSES PAIN IN SWALLOWING. INTENSE THIRST OCCURS. INHAL: IRRIT OF
MUCOUS MEMBRANE OF NOSE/MOUTH/THROAT MAY OCCUR. REPEATED OR
PROLONGED EXPOSURE MAY CAUSE SY STEMIC EFFECTS. MAY EXPERIENCE
GENERAL FEELING OF DISCOMFORT.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:CONTACT MD IN ALL CASES OF EXPOSURE. FIRST AIDERS SHOULD
PROVIDE FOR THEIR OWN SAFETY PRIOR TO RENDERING ASSISTANCE. EYES:
WASH AFFECTED EYES UNDER SLOWLY RUNNING WATER FOR AT LEAST 15
MINUTES. CONTAC T MD. SKIN: REMOVE & ISOLATE ALL CONTAMD CLOTHES &
SHOES. CONTACT MD. INGEST: GIVE WATER. CONTACT MD. DO NOT INDUCE
VOMITING; CONTACT MD IMMED. INHAL: REMOVE THE VICTIM TO COOL
UNCONTAMD (SUPP DATA)

Extinguishing Media:WATER.
Fire Fighting Procedures:NEVER ALLOW RUN-OFF TO ENTER SEWERS/
WATERWAYS. FOR MASSIVE FIRES USE UNMANNED HOSE HOLDER/MONITOR
NOZZLE.WEAR NIOSH/MSHA APPROVED SCBA & FULL PROT EQUIP
Unusual Fire/Explosion Hazard:CONTACT WITH STRONG OXIDIZERS MAY CAUSE
FIRES AND EXPLOSION.

Spill Release Procedures:NEVER ALLOW SPILLS TO ENTER SEWERS OR
WATERWAYS. EVACUATE & VENTILATE AREA. SOAK UP INTO INERT ADSORBENT
MATERIAL. DO NOT USE SAWDUST. COLLECT FOR DISPOSAL IN PLASTIC
RECOVERY DRUM. FLUSH RESIDUE WITH PLENTY OF WATER TO CHEMICAL
DRAIN. (SUPP DATA)
Neutralizing Agent:DILUTE ACID.

Handling and Storage Precautions:MATERIAL SHOULD BE STORED IN THE
PROPERLY SEALED ORIGINAL CONTAINER.
Other Precautions:CORROSIVE MATERIALS MUST NOT BE ABOVE, BELOW OR
ADJACENT TO: FLAMMABLE SOLIDS, OXIDIZING MATERIALS OR CYANIDE
BEARING MATERIALS (POISONS).

Respiratory Protection:IF THE OSHA-PEL/ACGIH-TLV ARE EXCEEDED, IT IS
RECOMMENDED THAT A NIOSH/MSHA APPROVED RESPIRATOR BE USED. CONSULT
WITH YOUR INDUSTRIAL HYGIENIST FOR APPROPRIATE CARTRIDGE SELECTION
& USE.
Ventilation:GEN VENT IS RECD. ADDITIONALLY, LOCAL EXHAUST VENT IS
RECOMMENDED WHERE VAPS, DUSTS, MISTS/AEROSOL MAY BE RELEASED.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEM WORK GOG & FULL LGTH FSHLD .
Other Protective Equipment:THE AVAILABILITY OF AN EYE WASH FOUNTAIN AND
SAFETY SHOWER IS RECOMMENDED. CHEMICAL APRONS AND BOOTS.
Work Hygienic Practices:IF CLTHG IS CONTAMD, REMOVE CLTHG & THOROUGHLY
WASH AFFECTED BODY AREA. LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Supplemental Safety and Health
FIRST AID PROC: AREA. MONITOR PATIENT FOR RESP DISTRESS. CAUTION: IF
UNCON/HAVING TROUBLE BRHTG/IN CONVL, DO NOT INDUCE VOMIT/GIVE
WATER. NEVER ADMINSISTER ANYTHING TO AN UNCON PERSON. SPILL PROC:
LG: ENTRY INTO LG TANKS, VESSELS/ENCLOSED SM SPACES W/INADEQ VENT,
A NIOSH/MSHA APPROVED PRESSURE-DEMAND SCBA IS RECD.

HCC:C2
Spec Gravity:1.11
pH:12.8
Solubility in Water:COMPLETE
Appearance and Odor:YELLOW LIQUID; CHLORINE ODOR.

Stability Indicator/Materials to Avoid:YES
ACIDS, COMBUSTIBLES AND STRONG REDUCERS.
Stability Condition to Avoid:EXCESSIVE TEMPERATURES.
Hazardous Decomposition Products:TOXIC CHLORINE FUMES.

Waste Disposal Methods:DILUTE W/LG AMTS OF WATER & NEUT W/DILUTE ACID.
DISCHARGE TO CHEM WATER TREATMENT SYS. DUE TO MORE RESTRICTIVE
WASTE DISP REGS, NEVER WASTE TREAT/DISPOSE OF MATL UNTIL YOU CHECK
YOUR APPROP LOCAL, STA TE & FEDERAL REGS FOR REQUIREMENTS. (SEE ING
2)

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.