Product ID:CHROMIUM TRIOXIDE SOLUTION
MSDS Date:10/23/1986
FSC:6810
NIIN:00N082276
MSDS Number: CGCPQ

MALLINCKRODT CHEMICAL INC

PARIS, KY 40362
US

Emergency Phone: 314-539-1600; 314-982-5000

Info Phone: 314-539-1600

Cage: 23104

MALLINCKRODT SPECIALTY CHEMICALS CO

PHILLIPSBURG, NJ 08865 US

Telephone: 908-859-2151

Cage: 62910

3); (CHROMIUM TRIOXIDE)

CAS: 1333-82-0

RTECS: GB6650000

Fraction By Weight: <1%

OSHA PEL 0.5 MG CR/M3

ACGIH TLV: 0.05 MG CR/M3

1530

CAS: 7664-38-2

RTECS: TB6300000

Fraction By Weight: <3%

OSHA PEL 1 MG/M3

ACGIH TLV: 1 MG/M3/3 STEL

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

PHOSPHORIC ACID CAN PRODUCE TOXIC FUMES OF

RTECS: 9999999ZZ

SKIN MAY BECOME SENSITIZED. ABSORPTION

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CORR. MAY CAUSE REDNESS, PAIN,

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PRLNG EXPOS TO CHROMIUM TRIOXIDE CAN CAUSE

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DAMAGE AND ULCERATION OF SKIN. ALL COMPOUNDS

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THORO CLEAN SHOES BEFORE REUSE. GET MED

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MINUTES, LIFTING LOWER AND UPPER EYELIDS

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OREF BECAUSE IT CAN CTL EMISSIONS OF CONTAMINANT AT

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AREA. PLEASE REFER TO ACGIH DOCUMENT, "INDUS VENT,

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RESTRICTED AREAS. SHOWER, DISPOSE OF OUTER

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CROSS-CONTAMINATION OF STREET CLOTHES. WASH HANDS

RTECS: 9999999ZZ

CONTACT LENSES SHOULD NOT BE WORN WHEN WORKING WITH

RTECS: 9999999ZZ

LD50 LC50 Mixture:SEE INGREDIENT 2.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE: INHAL: PHOSPHORIC ACID NOT
EXPECTED TO BE HAZ UNLESS MISTED/HEATED TO HIGH TEMPS. MIST/VAP
INHAL OF ACID CAN CAUSE IRRIT TO NOSE, THROAT, & UPPER RESP TRACT.
SINGLE EXPOS TO MASSIVE CONCS OF SP RAYS/MIST FROM SOLNS OF
CHROMIUM TRIOXIDE CAN SEV DMG LUNGS. INGEST: PHOSPHORIC ACID MAY
CAUSE SORE (EFTS OF OVEREXP)
Explanation of Carcinogenicity:CHROMIUM (VI) OXIDE (1:3): IARC MONO,
VOL 49, PG 49, 1990: GROUP 1. NTP 7TH ANNUAL RPT ON CARCINS, 1994:
KNOWN (SUP DAT)
Effects of Overexposure:HLTH HAZ: THROAT, ABDOM PAIN, NAUS, & BURNS OF
MOUTH, THROAT, & STOM. CHROMIUM TRIOXIDE MAY CAUSE VIOLENT GI IRRIT
W/VOMIT & DIARR. KIDNEY & LIVER DMG MAY OCCUR. INGEST OF SML QTYS
MAY BE FATAL. SKIN: PHOSPHORIC ACID IS CORR. MAY CAUSE REDNESS,
PAIN, & SKIN BURNS. CHROMIUM TRIOXIDE CAN CAUSE ULCERATION OF SKIN.
(ING 4)
Medical Cond Aggravated by Exposure:PERSONS WITH PREEXISTING SKIN
DISORDERS OR EYE PROBLEMS, OR IMPAIRED LIVER, KIDNEY OR RESPIRATORY
FUNCTION MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF THE SUBSTANCE.

First Aid:INHAL: REMOVE TO FRESH AIR. IF NOT BRTHG, GIVE ARTF RESP. IF
BRTHG IS DFCLT, GIVE OXYGEN. CALL MD. INGEST: IF INDUCE VOMIT IMMED
BY GIVING 2 GLASSES OF WATER/MILK IF AVAIL & STICKING FINGER DOWN
THROA T. CALL MD IMMED. NEVER GIVE ANYTHING BY MOUTH TO AN UNCON
PERS. SKIN: IMMED FLUSH W/PLENTY OF WATER FOR AT LEAST 15 MIN WHILE
REMOVING CONTAM CLTHG & SHOES. WASH CLTHG BEFORE REUSE. (ING 8)

Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTINGUISHING
SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:ALTHOUGH POTENT OXIDIZER & FIRE HAZ IN
HIGHER CONCS, CHROMIUM TRIOXIDE IS NOT EXPECTED TO BE A FIRE HAZD
IN THIS DILUTE SOLN. NOT CONSIDERED TO BE EXPLO HAZ.

Spill Release Procedures:ISOLATE/ENCLOSE AREA OF LEAK/SPILL. CLEAN-UP
PERS SHOULD WEAR PROT CLTHG & NIOSH APPRVD RESP EQUIP SUITABLE FOR
TOX/CORR FLUIDS/VAPS. NEUT W/ALKALINE MATL, PICK UP W/ABSORB MATL
(SAND, EARTH, VERMICUL ITE) & DISP IN RCRA-APPRVD WASTE FACILITY.
Neutralizing Agent:ALKALINE MATERIAL.

Handling and Storage Precautions:DO NOT GET IN EYES, ON SKIN OR ON
CLOTHING. DO NOT BREATHE MIST OR VAPOR. STORE IN A TIGHTLY CLOSED
CONTAINER. USE WITH ADEQUATE VENTILATION.
Other Precautions:STORE IN A COOL, DRY, VENTILATED AREA. PROTECT
AGAINST PHYSICAL DAMAGE. WEAR SPECIAL PROTECTIVE EQUIPMENT FOR
MAINTENANCE BREAK-IN OR WHERE EXPOSURES MAY EXCEED ESTABLISHED
EXPOSURE LEVELS.

Respiratory Protection:IF THE TLV IS EXCEEDED, WEAR A NIOSH APPROVED
SUPPLIED AIR, FULL-FACEPIECE RESPIRATOR, AIRLINED HOOD, OR SCBA.
Ventilation:A SYS OF LOC &/OR GEN EXHST IS REC TO KEEP EMPLOYEE EXPOS
BELOS AIRBORNE EXPOS LIMITS. LOC EXHST VENT IS GEN (ING 10)
Protective Gloves:IMPERVIOUS GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EMER EYEWASH & DELUGE SHOWER .
WEAR IMPERVIOUS CLTHG INCL BOOTS, LAB COAT, APRON/COVERALLS.
Work Hygienic Practices:REMOVE & WASH CONTAM CLTHG PROMPTLY. WASH THORO
AFTER HNDLG. WASH HANDS, FACE, FOREARMS & NECK WHEN EXITING (ING
12)
Supplemental Safety and Health
MATLS TO AVOID: MATL (PAPER, WOOD, SULFUR, ALUMINUM/PLASTICS).
PHOSPHORIC ACID IN HIGHER CONCS IS INCOMPATIBLE W/STRONG CAUSTICS,
METALS, SULFIDES, & SULFITES. A STRONG MINERAL ACID, CONT W/WATER
CAN CAUSE LIBERATION OF MUCH HEAT & VIOLENTSPATTERING. EXPLAN OF
CARCIN: TO BE CARCIN. HUMAN: LUNG TUMORS.

Solubility in Water:SOLUBLE
Appearance and Odor:RED LIQUID; ODORLESS

Stability Indicator/Materials to Avoid:YES
CHROMIUM TRIOXIDE IN HIGHER CONCS/AS DRY SOLID IS INCOMPATIBLE W/ANY
COMBUST, ORG/OTHER READILY OXIDIZABLE (SUP DAT)
Stability Condition to Avoid:STABLE UNDER ORDINARY CONDITIONS OF USE
AND STORAGE.
Hazardous Decomposition Products:CHROMIUM TRIOXIDE DECOMPOSES AT HIGH
TEMPS TO FORM OXYGEN & THE LESS HAZ TRIVALENT CHROMIUM OXIDE
(CR*3+). (ING 3)

Waste Disposal Methods:REPORTABLEL QUANTITY (RQ)(CWA/CERCLA): 1000 LBS
CHROMIUM TRIOXIDE; 5000 LBS PHOSPHORIC ACID. ENSURE COMPLIANCE WITH
LOCAL, STATE AND FEDERAL REGULATIONS.

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.