NATIONAL INSTITUTE OF STANDARDS & TECHNOLOGY -- POTASSIUM DICHROMATE (OXIDIMETRIC STANDARD) -- 6810-00N064397
=====================  Product Identification  =====================

Product ID:POTASSIUM DICHROMATE (OXIDIMETRIC STANDARD)
MSDS Date:05/01/1993
FSC:6810
NIIN:00N064397
MSDS Number: BZKGF
=== Responsible Party ===
Company Name:NATIONAL INSTITUTE OF STANDARDS & TECHNOLOGY
Address:BLDG 202, ROOM 204
City:GAITHERSBURG
State:MD
ZIP:20899
Country:US
Info Phone Num:301-975-2019
Emergency Phone Num:301-975-2019
Preparer's Name:CARMELITA S. DAVIS
CAGE:0JJ85
=== Contractor Identification ===
Company Name:NATIONAL INSTITUTE OF STANDARDS & TECHNOLOGY
Address:OFFICE OF STD REF MATRL,BLDG 22 RM 204
City:GAITHERSBURG
State:MD
ZIP:20899
Country:US
Phone:301-975-6776
CAGE:0JJ85

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

Ingred Name:DICHROMIC ACID, DIPOTASSIUM SALT; (POTASSIUM DICHROMATE)
    (SARA 313) (CERCLA)
CAS:7778-50-9
RTECS #:HX7680000
Fraction by Wt: 100%
OSHA PEL:0.1 MG/M3 (CRO3), C
ACGIH TLV:0.5 MG/M3 (CR)
EPA Rpt Qty:10 LBS
DOT Rpt Qty:10 LBS

Ingred Name:SUPDAT: POTASSIUM DICHROMATE, FLAMMABLE MATLS. MERCURY
    CYANIDES (FRICTION MAY CAUSE IGNIT), OXIDIZABLE SUBSTANCES.
RTECS #:9999999ZZ

Ingred Name:EXPLAN OF CARCIN: ANNUAL REPORT ON CARCINOGENS, 1994: KNOWN
    TO BE CARCINOGENIC.
RTECS #:9999999ZZ

Ingred Name:EFTS OF OVEREXP: DICHROMATE CAN CAUSE PAINLESS,
    PENETRATING, SLOW HEALING LESIONS. SENSIT DERM HAS BEEN REPORTED
    (ING 5)
RTECS #:9999999ZZ

Ingred Name:ING 4: POSS DUE TO PRESENCE OF CHROMIUM. PRLNG/RPTD EXPOS
    MAY CAUSE ECZEMATOUS DERM W/EDEMA & ULCERATION THAT (ING 6)
RTECS #:9999999ZZ

Ingred Name:ING 5: HEALS SLOWLY. PRLNG/RPTD CNTCT W/CHROMATE MAY INDUCE
    SENSIT TO CHROMIUM. DIRECT CNTCT W/EYE MAY CAUSE (ING 7)
RTECS #:9999999ZZ

Ingred Name:ING 6: IRRIT, REDNESS, PAIN, TEARING, CONJ (INFLAMM OF
    CONJUNCTIVA), BLURRED VISION & INFLAMM. INGEST OF SOLUBLE (ING 8)
RTECS #:9999999ZZ

Ingred Name:ING 7: DICHROMATE SALTS MAY CAUSE VIOLENT GASTROENTERITIS
    (INFLAMM OF LINING MEMB OF STOM & INTESTINES), DIARR, (ING 9)
RTECS #:9999999ZZ

Ingred Name:ING 8: PERIPHERAL VASCULAR COLLAPSE, VERTIGO (DISORDERED
    STATE OF MIND W/SENSE OF DIZZ), MUSC CRAMPS, COMA, (ING 10)
RTECS #:9999999ZZ

Ingred Name:ING 9: HEMORRHAGIC DIATHESIS (ABNORM STATE W/BLEEDING),
    FEVER, LIVER DMG, HEMORRHAGIC NEPHRITIS (ACUTE/CHRONIC (ING 11)
RTECS #:9999999ZZ

Ingred Name:ING 10: INFLAMM OF KIDNEYS W/BLEEDING) & ACUTE RENAL
    FAILURE. LETHAL DOSE REPORTED IN MICE IS 190 MG/KG. PRLNG/ (ING 12)
RTECS #:9999999ZZ

Ingred Name:ING 11: RPTD INGEST IS NOT LIKELY TO OCCUR BUT MAY CAUSE
    LIVER & KIDNEY DMG. POTASSIUM DICHROMATE IS RECOGNIZED (ING 13)
RTECS #:9999999ZZ

Ingred Name:ING 12: AS CARCIN. EXCESS RISK FOR LUNG & SINONASAL CANCER
    HAS BEEN REPORTED IN WORKERS INVOLVED IN CHROMATE (ING 14)
RTECS #:9999999ZZ

Ingred Name:ING 13:PRODUCTION. EVALUATION ON CHROMIUM (VI) CMPDS BASED
    ON COMBINED RSLTS OF EPIDEMIOLOGICAL STUDIES, CARCIN (ING 15)
RTECS #:9999999ZZ

Ingred Name:ING 14: STUDIES IN EXPERIMENTAL ANIMALS & SEVERAL TYPES OF
    OTHER RELEVANT DATA WHICH SUPPORT UNDERLYING CONCEPT (ING 16)
RTECS #:9999999ZZ

Ingred Name:ING 15: THAT CHROMIUM (VI) IONS GENERATED AT CRITICAL SITES
    IN TARGET CELLS ARE RESPONSIBLE FOR CARCIN ACTION (ING 17)
RTECS #:9999999ZZ

Ingred Name:ING 16: OBSERVED. TARET ORGANS OF ATTACK: SKIN, LIVER,
    KIDNEYS & PULMONARY SYSTEM.
RTECS #:9999999ZZ

Ingred Name:FIRST AID PROC: MOUTH WITH WATER. CONTACT MEDICAL
    ASSISTANCE IF NECESSARY.
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:CONCS OF POTASSIUM DICHROMATE ABOVE
    REGULATED LEVELS ARE IMMED DANGEROUS TO LIFE & HLTH. EXPOS TO
    CHROMIUM DUST &/OR VAPS MAY CAUSE NASAL IRRIT, LUNG IRRIT, COUGH,
    LABORED BRTHG, WHEEZ, CHEST PAIN, UL CERATION & PERFORATION OF
    NASAL SEPTUM,PULM EDEMA, JAUNDICE & LIVER & KIDNEY DMG. CONTINUED
    EXPOS BY (EFTS OF OVEREXP)
Explanation of Carcinogenicity:POTASSIUM DICHROMATE: IARC MONO ON THE
    EVAL OF CARCIN RISK OF CHEMS TO MAN, VOL 49, PG 49, 1990:GRP 1. NTP
    7TH (ING 3)
Effects of Overexposure:HLTH HAZ: THIS METH CAN CAUSE EROSION &
    DISCOLORATION OF TEETH, PAINLESS ULCERATION OF NASAL SEPTUM, NOSE
    BLEEDS & FOUL NASAL DISCHARGE MAY OCCUR. EXCESS RISK FOR LUNG &
    SINONASAL CANCER HAS BEEN REPO RTED IN WORKERS IN CHROMATE
    PRODUCTION,CHROMATE PIGMENT PRODUCTION & CHROMIUM INDUS. SKIN CNTCT
    W/POTASSIUM (ING 4)
Medical Cond Aggravated by Exposure:NOT APPLICABLE.

=======================  First Aid Measures  =======================

First Aid:SKIN: REMOVE CONTAMD SHOES & CLTHG. RINSE AFFECTED AREA W/LG
    AMTS OF WATER FOLLOWED BY WASHING AREA W/SOAP & WATER. CNTCT MED
    ASSISTANCE IF NEC. EYES: IMMED FLUSH, INCL UNDER LIDS, W/COPIOUS
    AMTS OF W ATER FOR AT LEAST 15 MIN. CNTCT MED ASSISTANCE IF NEC.
    INHAL: REMOVE TO FRESH AIR. IF BRTHG IS DFCLT, GIVE OXYGEN; IF NOT
    BRTHG, GIVE ARTF RESP. CNTCT MED ASSISTANCE IF NEC. INGEST: WASH
    OUT (ING 18)

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

Extinguishing Media:USE DRY CHEMICAL, CARBON DIOXIDE OR WATER SPRAY.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:POTASSIUM DICHROMATE FORMS EXPLO &/OR
    VIOLENT RXN/IGNIT RXN W/FOLLOWING COMPONENTS: EXPLO/VIOLENT EXPLO
    RXN: FINELY DIVIDED ALUMINUM, COMBUST MATLS, (SUPDAT)

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

Spill Release Procedures:NOTIFY SAFETY PERSONNEL OF LARGE LEAKS OR
    SPILLS. REMOVE SOURCES OF IGNITION. SMALL SPILLS CAN BE TAKEN UP
    WITH SAND OR OTHER ABSORBENT MATERIAL AND PLACED IN A CONTAINER FOR
    LATER DISPOSAL. DO NOT FL USH DIRECTLY TO SEWER OR SURFACE WATERS.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:STORE CONTAINERS IN A CLEAN, COOL,
    WELL-VENTILATED AREA OUT OF DIRECT SUNLIGHT AND AWAY FROM OXIDIZING
    AGENTS AND SOURCES OF HEAT.
Other Precautions:PROVIDE EMERGENCY NEUTRALIZATION MATERIALS &
    EQUIPMENT NEAR STORAGE & AREAS OF USE. NOTE: CONTACT LENSES POSE A
    SPECIAL PROBLEM; SOFT LENSES MAY ABSORB IRRITANTS & ALL LENSES
    CONCENTRATE THEM. DO NOT  WEAR CONTACT LENSES IN THE LAB.

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

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE
    FOR EXPOSURE OF CONCERN .
Ventilation:PROVIDE ADEQUATE EXHAUST VENTILATION TO MEET TLV
    REQUIREMENTS.
Protective Gloves:RUBBER GLOVES OR GAUNTLETS.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EYE WASH & DELUGE SHOWER. FULL
    PROT CLTHG & EQUIP TO PVNT BODY CNTCT; APRONS, LONG-SLEEVED SHIRT,
    ETC.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
BP: 932F,500C; MATL DECOMPOSES. PH: 4.04 (1% SOLN). EXPLO HAZ:
    HYDRAZINES & THEIR SALTS & HYDROXYLAMINES & THEIR SALTS (EXPLO RXN
    W/IGNIT POSS), ORG SUBSTANCES, PAPER, PLASTICS, SLAKED LIME (MIX
    MAY C AUSE EXPLO), SULFUR, WOOD. IGNIT RXN:ACETONE + SULFURIC ACID
    (ACETONE IGNITED IN SOLN OF SULFURIC ACID & (ING 2)

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

Boiling Pt:B.P. Text:SUPDAT
Melt/Freeze Pt:M.P/F.P Text:748F,398C
Spec Gravity:2.676
pH:SUPDAT
Solubility in Water:SOLUBLE
Appearance and Odor:AN ODORLESS, BRIGHT ORANGE-RED CRYSTAL WITH A
    BITTER METALLIC TASTE.

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

Stability Indicator/Materials to Avoid:YES
SEE UNUSUAL FIRE AND EXPLOSION HAZARDS.
Stability Condition to Avoid:KEEP THIS MATERIAL FROM EXCESSIVE HEAT AND
    INCOMPATIBLE MATERIALS.
Hazardous Decomposition Products:THERMAL DECOMPOSITION OF POTASSIUM
    DICHROMATE MAY RELEASE TOXIC AND/OR HAZARDOUS GASES.

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

Waste Disposal Methods:DISPOSE OF THE MATERIAL VIA INTERNAL SAFETY
    OFFICE OR LICENSED CONTRACTOR. FOLLOW ALL FEDERAL, STATE AND LOCAL
    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.