MALLINCKRODT INC -- SODIUM DICHROMATE  -- 6810-00-890-2052
<pre>=====================  Product Identification  =====================

Product ID:SODIUM DICHROMATE
MSDS Date:06/04/1989
FSC:6810
NIIN:00-890-2052
=== Responsible Party ===
Company Name:MALLINCKRODT INC
Address:PARIS BYPASS
Box:M
City:PARIS
State:KY
ZIP:40361
Country:US
Info Phone Num:606-987-7000
Emergency Phone Num:314-982-5000
CAGE:62910
=== Contractor Identification ===
Company Name:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910

=============  Composition/Information on Ingredients  =============

Ingred Name:SODIUM DICHROMATE DIHYDRATE
CAS:7789-12-0
RTECS #:HX7750000
Other REC Limits:CEILING 50UG/M3/15M
OSHA PEL:0.1 MG/M3 CEILING
ACGIH TLV:0.05 MG/M3 CR(IV)

Ingred Name:SODIUM BICHROMATE  (SARA III)
CAS:10588-01-9
RTECS #:HX7700000
Other REC Limits:NONE SPECIFIED
OSHA PEL:0.1 PPM CRO3;CEILING
ACGIH TLV:0.05 MG CR/M3; 9192
EPA Rpt Qty:10 LBS
DOT Rpt Qty:10 LBS

=====================  Hazards Identification  =====================

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 Measures  =======================

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.

=====================  Fire Fighting Measures  =====================

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.

==================  Accidental Release Measures  ==================

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  ======================

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.

=============  Exposure Controls/Personal Protection  =============

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.

==================  Physical/Chemical Properties  ==================

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 and Reactivity Data  =================

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.

====================  Disposal Considerations  ====================

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.

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