Product ID:CHROMIC ACID, C4280, C1270, C1275
MSDS Date:09/26/1997
FSC:NIIN:Submitter:N EN
Status Code:A
MSDS Number: CKWQS

Emergency Phone: 310-516-8000

Info Phone: 310-516-8000

Preparer: E. BRULL

Cage: 63415

Telephone: (310) 516-8000

Cage: TO829

CHROMIC ACID

CAS: 7738-94-5

RTECS: GB2450000

OSHA PEL 1 MG/M3

ACGIH TLV: 1 MG/M3

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

LD50 LC50 Mixture:ACUTE ORAL TOXICITY LD50: 80 MG/KG (RAT)
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:POTENTIAL ACUTE HEALTH EFFECTS:
EXTREMELY DANGEROUS IN CASE OF SKIN CONTACT (IRRITANT), OF
INGESTION. VERY DANGEROUS IN CASE OF SKIN CONTACT (CORROSIVE), OF
EYE CONTACT (IRRITANT), OF INHALATION. VERY SLIGHTLY TO SLIGHTLY
DANGEROUS IN CASE OF SKIN CONTACT (PERMEATOR). CORROSIVE TO EYES
AND SKIN. THIS PRODUCT IS A SEVERE EYE IRRITANT. PROLONGED EXPOSURE
MAY RESULT IN SKIN BURNS AND ULCERATIONS. OVE REXPOSURE BY
INHALTION MAY CAUSE RESPIRATORY IRRITATION. SEVERE OVEREXPOSURE CAN
RESULT IN DEATH. CAN BE FATAL IF INHALED OR INGESTED. THIS PRODUCT
MAY IRRITATE EYES AND SKIN UPON CONTACT. INFLAMMATIO N OF (SIGNS &
SYMPTOMS OF OVEREXPOSURE)
Explanation of Carcinogenicity:CARCINOGENIC EFFECTS: CLASSIFIED A1
(CONFIRMED FOR HUMAN) BY ACGIH, + (PROVEN) BY OSHA. CANNOT BE
CLASSIFIED. 3 (NOT CLASSIFIABLE FOR HUMAN) BY IARC. HEXAVALENT
CHROMIUM COMPOUNDS: IARC GROUP 1, VO L 49, P 214, 1990. KNOWN
HUMAN CARCINOGEN, NTP 9TH ANNUAL REPORT ON CARCINOGENS, 1998.
Effects of Overexposure:HEALTH HAZARDS ACUTE & CHRONIC (CONT): OF THE
EYE IS CHARACTERIZED BY REDNESS, WATERING AND ITCHING. SKIN
INFLAMMATION IS CHARACTERIZED BY ITCHING, SCALING, REDDENING, OR
OCCASIONALLY, BLISTERING. PO TENTIAL CHRONIC HEALTH EFFECTS: VERY
SLIGHTLY TO SLIGHTLY DANGEROUS IN CASE OF SKIN CONTACT (CORROSIVE).
THE SUBSTANCE IS TOXIC TO LUNGS, MUCOUS MEMBRANES. REPEATED OR
PROLONGED EXPOSURE TO THE SUBST ANCE CAN PRODUCE TARGET ORGAN
DAMAGE. REPEATED EXPOSURE TO A HIGHLY TOXIC MATERIAL MAY PRODUCE
GENERAL DETERIORATION OF HEALTH BY AN ACCUMULATION IN ONE OF MANY
HUMAN ORGANS. (TOX INFO)
Medical Cond Aggravated by Exposure:N/P. PRODUCT ID (CONT):
COMMERCIAL NAME(S): NOT AVAIL. SYNONYM: CHROMIUM TRIOXIDE, CHROMIC
ACID. CHEMICAL NAME: CHROMIUM (VI) OXIDE. CHEMICAL FAMILY: NOT
AVAIL. CHEMICAL FORMULA: CRO3. CI#: N/A.

First Aid:EYES: CHECK FOR & REMOVE ANY CONTACT LENSES. IMMEDIATELY
FLUSH W/RUNNING WATER FOR 15 MINUTES, KEEPING EYELIDS OPEN. COLD
WATER MAY BE USED. DO NOT USE AN EYE OINTMENT. SEEK MED ATTN. SKIN:
IF CHEM GO T ONTO CLOTHED PORTION OF BODY, REMOVE CONTAMINATED
CLOTHING, PROTECTING YOUR OWN HANDS & BODY. PLACE VICTIM UNDER
DELUGE SHOWER. IF CHEM TOUCHES VICTIM'S EXPOSED SKIN, SUCH AS
HANDS: GENTLY & THORO UGHLY WASH CONTAMINATED SKIN W/RUNNING WATER
& NON-ABRASIVE SOAP. BE PARTICULARLY CAREFUL TO CLEAN FOLDS,
CREVICES, CREASES & GROIN. COLD WATER MAY BE USED. COVER IRRITATED
SKIN WITH AN EMOLIENT. IF IRRITATION PERSISTS, (ECOLOGICAL INFO )

Flash Point:NOT AVAILABLE.
Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE . FLAMMABILITY
OF PRODUCT: NON-FLAMMABLE. NATIONAL FIRE PROTECTION ASSOCIATION
(USA): HEALTH = 3, FLAMMABILITY = 0, REACTIVITY = 1.
Fire Fighting Procedures:USE NIOSH-APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT . FIRE HAZARD IN PRESENCE OF VARIOUS SUBSTANCES: NOT
APPLICABLE. PRODUCTS OF COMBUSTION: NOT APPLICABLE. HMIS (USA):
HEALTH HAZARD = 3 , FIRE HAZARD = 0, REACTIVITY = 0, PERSONAL
PROTECTION = C.
Unusual Fire/Explosion Hazard:RISKS OF EXPLOSION OF PRODUCT IN PRESENCE
OF MECHANICAL IMPACT OR STATIC DISCHARGE: NOT AVAILABLE. NO
SPECIFIC INFORMATION AVAILABLE REGARDING PRODUCT'S RISK OF
EXPLOSION IN PRESENCE OF VARIOUS MATERI ALS. SPECIAL REMARKS ON
FIRE HAZARDS: NO ADDITIONAL REMARK. SPECIAL REMARKS ON EXPLOSION
HAZARDS: NO ADDITIONAL REMARK.

Spill Release Procedures:SMALL SPILL: USE APPROP TOOLS TO PUT SPILLED
SOLID IN CONVENIENT WASTE DISPOSAL CONTAINER. LARGE SPILL:
OXIDIZING MATERIAL. POISONOUS SOLID. STOP LEAK IF W/OUT RISK. DO
NOT GET WATER INSIDE CONTAINER . AVOID CONTACT WITH COMBUSTIBLE
MAT'L (WOOD, PAPER, OIL, CLOTHING). KEEP DAMP USING WATER SPRAY. DO
NOT TOUCH SPILLED MAT'L. USE WATER SPRAY TO REDUCE VAPORS. PREVENT
ENTRY INTO (NEUTRALIZING AGENT)
Neutralizing Agent:N/P. SPILL PROCEDURES (CONT): SEWERS, BASEMENTS,
CONFINED AREAS; DIKE IF NECESSARY. CALL FOR ASSIST ON DISPOSAL.

Handling and Storage Precautions:KEEP LOCKED UP. KEEP AWAY FROM HEAT.
KEEP AWAY FROM SOURCES OF IGNITION. KEEP AWAY FROM COMBUSTIBLE
MATERIALS. DO NOT INGEST. DO NOT BREATHE DUST. IN CASE OF
INSUFFICIENT VENTILATION, WEAR SUITABLE RE SPIRATORY EQUIPMENT. IF
INGESTED, SEEK MEDICAL ADVICE IMMEDIATELY AND SHOW THE (OTHER
PRECAUTIONS)
Other Precautions:HANDLING & STORAGE PRECAUTIONS (CONT): CONTAINER OR
LABEL. AVOID CONTACT WITH SKIN AND EYES. STORAGE: KEEP TIGHTLY
CLOSED AND IN A COOL, WELL-VENTILATED PLACE. HIGHLY TOXIC OR
INFECTIOUS MATERIALS SH OULD BE STORED IN A SEPARATE LOCKED SAFETY
STORAGE CABINET OR ROOM.

Respiratory Protection:DUST RESPIRATOR. BE SURE TO USE A NIOSH APPROVED
RESPIRATOR OR EQUIVALENT. WEAR APPROPRIATE RESPIRATOR WHEN
VENTILATION IS INADEQUATE. VENTILATION (CONT): LIMITS. IF USER
OPERATIONS GENERATE DUST, FUME OR MIST, USE VENTILATION TO KEEP
EXPOSURE TO AIRBORNE CONTAMINANTS BELOW THE EXPOSURE LIMIT.
Ventilation:USE PROCESS ENCLOSURES, LOCAL EXHAUST VENTILATION, OR OTHER
ENGINEERING CONTROLS TO KEEP AIRBORNE LEVELS BELOW RECOMMENDED
EXPOSURE (RESPIRATORY PROTECTION)
Protective Gloves:IMPERVIOUS.
Eye Protection:SPLASH GOGGLES (ANSI APPROVED - ).
Other Protective Equipment:LAB COAT. EYEWASH AND DELUGE SHOWER MEETING
ANSI DESIGN CRITERIA . PHYSICAL & CHEMICAL PROPERTIES (CONT):
MOLECULAR WEIGHT: 99.99 G/MOLE. CRITICAL TEMPERATURE: NOT AVAIL.
(WORK HYGENIC PRACT)
Work Hygienic Practices:N/P. OTHER PROT EQUIP (CONT): VOLATILITY: NOT
AVAILABLE. ODOR THRESHOLD: NOT AVAILABLE. WATER / OIL DIST COEFF:
NOT AVAILABLE. IONICITY (IN WATER): NOT AVAILABLE. DISPERSION
PROPS: SEE SOLUABILITY.
Supplemental Safety and Health
PERSONAL PROTECTION IN CASE OF A LARGE SPILL: SPLASH GOGGLES. FULL
SUIT. DUST RESPIRATOR. BOOTS. GLOVES. SELF CONTAINED BREATHING
APPARATUS (NIOSH APPROVED - ) SHOULD BE USED TO AVOID INHALATION O
F THE PRODUCT. SUGGESTED PROTECTIVE CLOTHING MIGHT NOT BE
SUFFICIENT, CONSULT A SPECIALIST BEFORE HANDLING THIS PRODUCT.

Boiling Pt:=250.C, 482.F
B.P. Text:DECOMPOSES.
Melt/Freeze Pt:=197.C, 386.6F
M.P/F.P Text:MELTING POINT
Decomp Temp:=250.C, 482.F
Vapor Pres:NOT AVAILABLE.
Vapor Density:NOT AVAIL.
Spec Gravity:2.7 (WATER=1)
pH:NOT AVAILABLE
Solubility in Water:SOLUBLE IN COLD WATER.
Appearance and Odor:SOLID. ODOR: NOT AVAILABLE. TASTE: NOT AVAILABLE.
COLOR: NOT AVAILABLE.
Percent Volatiles by Volume:NOT AVAIL.

Stability Indicator/Materials to Avoid:YES
NO SPECIFIC INFORMATION AVAILABLE IN MFR'S DATABASE REGARDING
REACTIVITY OF THIS MATERIAL IN PRESENCE OF VARIOUS OTHER MATERIALS.
CORROSIVITY: NON-CORROSIVE IN PRESENCE OF GLASS.
Stability Condition to Avoid:THE PRODUCT IS STABLE. NSTABILITY
TEMPERATURE: NOT AVAILABLE. CONDITIONS OF INSTABILITY: NO
ADDITIONAL REMARK.
Hazardous Decomposition Products:SPECIAL REMARKS ON REACTIVITY: NO
ADDITIONAL REMARK. SPECIAL REMARKS ON CORROSIVITY: NO ADDITIONAL
REMARK.

Waste Disposal Methods:RECYCLE, IF POSSIBLE. CONSULT YOUR LOCAL OR
REGIONAL AUTHORITIES. DISPOSE OF IN ACCORDANCE WITH FEDERAL, STATE
AND LOCAL REGULATIONS .

Toxicological Information:CHROMIC ACID: ORAL (LD50): ACUTE: 80 MG/KG
(RAT), 127 MG/KG (MOUSE). CHRONIC EFFECTS ON HUMANS: (SEE
EXPLANATION OF CARCINOGENICITY - ). THE SUBSTANCE IS TOXIC TO
LUNGS, MUCOUS MEMBRANES. TOXICITY OF THE PRODUCT TO THE
REPRODUCTIVE SYSTEM: NOT AVAILABLE. SPECIAL REMARKS ON TOXICITY TO
ANIMALS: NO ADDITIONAL REMARK. SPECIAL REMARKS ON CHRONIC EFFECTS
ON HUMANS: NO REMARK. SPECIAL REMARKS ON TOX IC EFFECTS ON HUMANS:
NO ADDITIONAL REMARK. SIGNS & SYMPTOMS OF OVEREXPOSURE (CONT):
MUTAGENIC EFFECTS: NOT AVAILABLE. TERATOGENIC EFFECTS: NOT
AVAILABLE.

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:ECOTOXICITY: NOT AVAILABLE. BOD5 AND COD: NOT AVAILABLE.
PRODUCTS OF BIODEGRADATION: POSSIBLY HAZARDOUS SHORT TERM
DEGRADATION PRODUCTS NOT LIKELY. HOWEVER, LONG TERM DEGRADATION
PRODUCTS MAY ARISE. TOXICITY OF THE PRODUCTS OF BIODEGRADATION:
THE PRODUCTS OF DEGRADATION ARE AS TOXIC AS THE ORIGINAL PRODUCT.
SPECIAL REMARKS ON PRODUCTS OF BIODEGRADATION: NO ADDITIONAL
REMARK. FIRST AID (CON T): SEEK MEDICAL ATTENTION. WASH
CONTAMINATED CLOTHING BEFORE REUSING. SERIOUS SKIN CONTACT: WASH
WITH A DISINFECTANT SOAP AND COVER THE CONTAMINATED SKIN WITH AN
ANTI-BACTERIAL CREAM. SEEK IMMEDIATE MEDICAL ATTENTION. (TRANSPORT
INFO)

Transport Information:D.O.T. CLASSIFICATION: DOT CLASS 5.1: OXIDIZER.
IDENTIFICATION: CHROMIUM TRIOXIDE, ANNYDROUS NA1453 II. SPECIAL
PROVISIONS FOR TRANSPORT: NO ADDITIONAL REMARKS. ECOLOGICAL
INFO (CONT): INHALATIO N: ALLOW THE VICTIM TO REST IN A WELL
VENTILATED AREA. SEEK IMMEDIATE MEDICAL ATTENTION. SERIOUS
INHALATION: EVACUATE THE VICTIM TO A SAFE AREA AS SOON AS POSSIBLE.
LOOSEN TIGHT CLOTHING SUCH AS COLL AR, TIE, BELT OR WAISTBAND. IF
BREATHING IS DIFFICULT, ADMINISTER OXYGEN. IF THE VICTIM IS NOT
BREATHING, PERFORM MOUTH-TO-MOUTH RESUSCITATION. WARNING. IT MAY BE
DANGEROUS TO THE PERSON PROVIDING AUD TO GIVE MOUTH-TO-MOUTH (SARA
III)

SARA Title III Information:THE FOLLOWING PRODUCT(S) IS (ARE) LISTED BY
CERCLA: CHROMIC ACID. THE FOLLOWING PRODUCT(S) IS (ARE) LISTED ON
SARA 312: CHROMIC ACID. THE FOLLOWING PRODUCT(S) IS (ARE) LISTED
ON SARA 313: CHROMIC AC ID. TRANSPORT INFO (CONT):
RESUSCITATION WHEN THE INHALED MATERIAL IS TOXIC, INFECTIOUS OR
CORROSIVE. SEEK IMMEDIATE MEDICAL ATTENTION. INGESTION: REMOVE
DENTURES IF ANY. WATCH FOR AN OBSTRUCTION IN THE VICTIM'S MOUTH.
REMOVE IF POSSIBLE WHAT IS CAUSING THE OBSTRUCTION BUT DO NOT FORCE
FINGERS OR A HARD OBJECT BETWEEN THE VICTIM'S TEETH. HAVE CONSCIOUS
PERSON DRINK SEVERAL GLASSES OF WATER OR MILK. INDUCE VOMITING BY
(STATE REGS)
Federal Regulatory Information:THE FOLLOWING PRODUCT(S) IS (ARE) LISTED
ON TSCA: CHROMIC ACID. OSHA: HAZARDOUS BY DEFINITION OF HAZARD
COMMUNICATION STANDARD 29 CFR 1910.1200. WHMIS (CANADA) - WHMIS
CLASS C: OXIDIZING MATERIAL. W HMIS CLASS D-1B: MATERIAL CAUSING
IMMEDIATE & SERIOUS TOXIC EFFECTS (TOXIC). WHMIS CLASS D-2A:
MATERIAL CAUSING OTHER TOXIC EFFECTS (VERY TOXIC). DSCL (EEC): R8
CONTACT WITH COMBUSTIBLE MATERIAL MAY CAUSE FIRE. R9 EXPLOSIVE
WHEN MIXED WITH COMBUSTIBLE MATERIAL. R42 MAY CAUSE SENSITIZATION
BY INHAL ATION. R45 MAY CAUSE CANCER. R26/27/28 VERY TOXIC BY
INHALATION, IN CONTACT WITH SKIN AND IF SWALLOWED. R36/37/38
IRRITATING TO EYES RESPIRA
State Regulatory Information:WARNING: THIS PRODUCT CONTAINS CHEMICAL
KNOWN TO STATE OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS OR
OTHER REPRODUCTIVE HARM: CHROMIC ACID. THE FOLLOWING PRODUCT(S) IS
(ARE) LISTED BY THE STATES OF CALIFORNIA (CANCER), MASSACHUSETTS,
PENNSYLVANIA, FLORIDA, MINNESOTA, AND NEW JERSEY: CHROMIC ACID.
SARA III (CONT): STICKING FINGER IN THROAT. SEEK IMMEDIATE MEDICAL
ATTENTION. SERIOUS INGESTIO N: EXAMINE THE LIPS AND MOUTH TO
ASCERTAIN WHETHER THE TISSUES ARE DAMAGED, A POSSIBLE INDICATION TH
AT THE TOXIC MATERIAL WAS INGESTED; THE ABSENCE OF SUCH SIGN,
HOWEVER, IS NOT CONCLUSIVE. REMOVE DENTURES IF ANY. WATCH (OTHER
INFORMATION)