Product ID:SODIUM DICHROMATE
MSDS Date:06/04/1989
FSC:6810
NIIN:00-890-2052
MSDS Number: BMTNQ

MALLINCKRODT INC

PARIS BYPASS
PARIS, KY 40361
US

Emergency Phone: 314-982-5000

Info Phone: 606-987-7000

Cage: 62910

MALLINCKRODT SPECIALTY CHEMICALS CO

PHILLIPSBURG, NJ 08865 US

Telephone: 908-859-2151

Cage: 62910

SODIUM DICHROMATE DIHYDRATE

CAS: 7789-12-0

RTECS: HX7750000

OSHA PEL 0.1 MG/M3 CEILING

ACGIH TLV: 0.05 MG/M3 CR(IV)

SODIUM BICHROMATE (SARA III)

CAS: 10588-01-9

RTECS: HX7700000

OSHA PEL 0.1 PPM CRO3;CEILING

ACGIH TLV: 0.05 MG CR/M3; 9192

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

LD50 LC50 Mixture:ORAL RAT LD50: 50 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:EYE: CORROSIVE. MAY CAUSE
CONJUNCTIVITIS IN CONTACT WITH THE EYE. SKIN: REPEATED SKIN CONTACT
MAY LEAD TO AN INCAPACITATING DERMATITIS AND SLOW HEALING ULCERS.
INHALATION: REPEATED INHALATION MAY CAUS E PERFORATION OF THE NASAL
SEPTUM. BICHROMATES ARE PRIMARILY TOXIC TO THE KIDNEYS, LIVER AND
GASTROINTESTINAL TRACT.
Explanation of Carcinogenicity:NIOSH CRITERIA DOCUMENT RECOMMENDATION:
OCCUPATIONAL EXPOSURE TO CR(IV): 25 UG/M3 (TWA) CEILING LIMIT: 50
UG/M3/15M.
Effects of Overexposure:INHALATION: SEVERE IRRITANT. MAY PRODUCE NASAL
IRRITATION AND BURNING SENSATION IN THE THROAT. INGESTION: SYMPTOMS
MAY INCLUDE ABDOMINAL PAIN, DIZZINESS, VOMITING, INTENSE THIRST.
SKIN: MAY PRODUCE SK IN RASHES AND ULCERS. EYE: MAY CAUSE
CONJUNCTIVITIS.
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN OR
EYE PROBLEMS, OR IMPAIRED LIVER, KIDNEY, OR RESPIRATORY FUNCTION
MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF THIS SUBSTANCE.

First Aid:INHALATION: REMOVE TO FRESH AIR. IF BREATHING IS DIFFICULT,
GIVE OXYGEN. CALL A PHYSICIAN. INGESTION: INDUCE VOMITING
IMMEDIATELY BY GIVING TWO GLASSES OF WATER AND STICKING FINGER DOWN
THE THROAT. CA LL A PHYSICIAN IMMEDIATELY. SKIN: REMOVE
CONTAMINATED CLOTHING. WASH SKIN WITH PLENTY OF WATER. GET MEDICAL
ATTENTION IMMEDIATELY. EYE: WASH EYES WITH PLENTY OF WATER. GET
MEDICAL ATTENTION IMMEDIATE.

Extinguishing Media:USE ANY MEANS SUITABLE FOR EXTINGUISHING
SURROUNDING FIRE. WATER SPRAY MAY BE USED TO KEEP EXPOSED
CONTAINERS COOL.
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
FACEPIECE OPERATED IN THE PRESSURE DEMAND.
Unusual Fire/Explosion Hazard:NOT COMBUSTIBLE, BUT SUBSTANCE IS A
STRONG OXIDIZER AND ITS HEAT OF REACTION WITH REDUCING AGENTS OR
COMBUSTIBLES MAY CAUSE IGNITION. MAY EXPLODE WHEN SHOCKED.

Spill Release Procedures:REMOVE ALL SOURCES OF IGNITION. CLEAN-UP
PERSONNEL REQUIRE PROTECTIVE CLOTHING AND RESPIRATORY PROTECTION
FROM CORROSIVES. CAREFULLY SWEEP UP AND PLACE IN A METAL CONTAINER
FOR DISPOSAL. AVOID DUST DI SPERSAL. FLUSH AREA WITH NEUTRALIZER
TOTHE SEWER.
Neutralizing Agent:DILUTE FERROUS SULFATE OR SODIUM SULFITE SOLUTION.

Handling and Storage Precautions:PROTECT AGAINST PHYSICAL DAMAGE. STORE
IN DRY LOCATION SEPARATE FROM COMBUSTIBLE, ORGANIC OR OTHER
OXIDIZABLES. AVOID STORAGE ON WOOD FLOORS.
Other Precautions:REMOVE AND DISPOSE OF ANY SPILLED DICHROMATES; DO NOT
RETURN TO ORIGINAL CONTAINERS. WEAR SPECIAL PROTECTIVE EQUIPMENT
FOR MAINTAINENCE BREAK-IN OR WHERE EXPOSURE MAY EXIST. WASH HANDS,
FACE FOREARMS AND NECK WHEN EXITING RESTRICTED AREA.

Respiratory Protection:IF THE TLV IS EXCEEDED, A DUST/ MIST RESPIRATOR
WITH CHEMICAL GOGGLES MAY BE WORN, IN GENERAL, UP TO TEN TIMES THE
TLV. CONSULT RESPIRATOR SUPPLIER FOR LIMITATIONS.
Ventilation:A SYSTEM OF LOCAL AND/OR GENERAL EXHAUST TO KEEP EMPLOYEE
EXPOSURES BELOW THE AIRBORNE EXPOSURE LIMITS.
Protective Gloves:IMPERVIOUS (NEOPRENE)
Eye Protection:CHEMICAL SAFETY GOGGLES
Other Protective Equipment:IMPERVIOUS PROTECTIVE CLOTHING, INCLUDING
BOOTS, LAB. COAT, APRON OR COVERALLS.
Work Hygienic Practices:SHOWER, DISPOSE OF OUTER CLOTHING, CHANGE TO
CLEAN GARMENTS AT THE END OF THE DAY. AVOID CROSS-CONTAMINATION OF
CLOTHES.
Supplemental Safety and Health
DO NOT GET IN EYES, ON SKIN, OR ON CLOTHING.

HCC:D1
Boiling Pt:B.P. Text:752F,400C
Melt/Freeze Pt:M.P/F.P Text:675F,357C
Decomp Temp:Decomp Text:752F,400C
Vapor Pres:0 @20C
Spec Gravity:2.35 @25C
Solubility in Water:APPRECIABLE
Appearance and Odor:ORANGE-RED CRYSTALS OR GRANULES, ODORLESS.

Stability Indicator/Materials to Avoid:YES
HYDRAZINE, ACETIC ANHYDRIDE, ETHANOL, TRINITROTOLUENE, HYDROXYLAMINE,
STRONG ACIDS, OXIDIZABLE MATERIALS.
Stability Condition to Avoid:STRONG OXIDANTS MAY EXPLODE WHEN SHOCKED,
OR IF EXPOSED TO HEAT, FLAME, OR FRICTION.
Hazardous Decomposition Products:OXIDES OF CHROMIUM.

Waste Disposal Methods:CONSULT YOUR LOCAL ENVIRONMENTAL OFFICER.
CONTAINERIZED SOLIDS MAY BE SENT TO A RCRA APPROVED HAZARDOUS WASTE
DISPOSAL FACILITY. NEUTRALIZE REMAINING TRACES WITH SODA ASH.
HEXAVALENT CHROMIUM IN SOLUT ION REDUCED TO TRIVALENT CHROMIUM IS
PRECIPITATED.

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.