FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV -- POTASSIUM CHROMATE  -- -
<pre>=====================  Product Identification  =====================

Product ID:POTASSIUM CHROMATE
MSDS Date:02/24/1999
FSC:NIIN:Submitter:D DG
Status Code:A
=== Responsible Party ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
City:FAIR LAWN
State:NJ
ZIP:07410-2802
Country:US
Info Phone Num:201-796-7100
Emergency Phone Num:201-796-7100
Resp. Party Other MSDS Num.:19320
Chemtrec Ind/Phone:(800)424-9300
CAGE:1B464
=== Contractor Identification ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
Box:City:FAIRLAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100
CAGE:1B464

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

Ingred Name:CHROMIC ACID DIPOTASSIUM SALT
CAS:7789-00-6
RTECS #:GB2940000
= Wt:100.
OSHA PEL:SEE TABLE Z-2
ACGIH TLV:0.05 MG/M3
EPA Rpt Qty:10 LBS
DOT Rpt Qty:10 LBS

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

LD50 LC50 Mixture:ORAL, MOUSE, LD50= 180MG/KG
Reports of Carcinogenicity:NTP:UNKNOWN	  IARC:YES
Health Hazards Acute and Chronic:EYES: MAY CAUSE SEVERE IRRITATION,
    POSSIBLE EYE BURNS. CONTACT WITH PARTICULATES OR SOLUTION MAY CAUSE
    CONJUNCTIVITIS, ULCERATION, CORNEAL ABNORMALITIES. SKIN: MAY CAUSE
    SENSITIZATION, AN	ALLERGIC R EACTION, WHICH BECOMES EVIDENT UPON
    RE-EXPOSURE TO THIS MATERIAL. CONTACT CAUSES IRRITATION , POSSIBLE
    BURNS, ESPECIALLY IF SKIN IS WET OR MOIST. MAY CAUSE DERMITITIS.
    INGESTION: MAY CAUSE SEVERE AND  PERMANENT DAMAGE TO DIGESTIVE
    TRACT, LIVER AND KIDNEY DAMAGE. MAY CAUSE SEVERE DIGESTIVE TRACT
    IRRITATION WITH ABDOMINAL PAIN, NAUSEA, VOMITING , DIARRHEA.
    INHALATION: MAY CAUSE ASTHMATIC ATTACKS DUE  TO ALLERGIC  (CONTD.
    SEE TOXICOLOGICAL).
Explanation of Carcinogenicity:ACGIH: A1, CONFIRMED HUMAN CARCINOGEN,
    (LISTED AS CHROMIUM (VI). IARC: GROUP 3 CARCINOGEN (LISTED AS
    CHROMIUM).
Effects of Overexposure:EYES: SEVERE IRRITATION,  EYE BURNS,
    CONJUNCTIVITIS, ULCERATION, CORNEAL ABNORMALITIES. SKIN:
    SENSITIZATION, IRRITATION, BURNS, DERMITITIS. INGESTION: DIGESTIVE
    TRACT DAMAGE, LIVER, AND KIDNEY DAMAGE,  DIGESTIVE TRACT
    IRRITATION, ABDOMINAL PAIN, NAUSEA, DIARRHEA, VOMITING.
    INHALATION:ASTHMATIC ATTACKS, ULCERATION AND PERFORATION OF NASAL
    SEPTUM, IRRITATION OF UPPER RESPIRATORY  TRACT, PAIN, BURNS, 
    INFLAMMATION, BRONCHITIS, COUGHING AND DIFFICULTY BREATHING. MAY
    CAUSE CANCER IN HUMANS.

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

First Aid:EYES: FLUSH WITH  WATER FOR 15 MINUTES, OCCASIONALLY LIFTING
    EYELIDS. GET MEDICAL AID. SKIN: GET MEDICAL AID. FLUSH SKIN WITH
    SOAP AND WATER FOR AT 15 MINUTES WHILE REMOVING CONTAMINATED
    CLOTHING AND  SHOES. WASH CLOTHING BEFORE REUSE. INGESTION: DO NOT
    INDUCE VOMITING. IF VICTIM IS CONSCIOUS AND ALERT, GIVE 2-4 CUPFULS
    OF MILK OR WATER. NEVER GIVE ANYTHING BY MOUTH TO UNCONSCIOUS
    PERSON. GET MEDIC AL AID. INHALATION: GET MEDICAL AID. MOVE TO
    FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL RESPIRATION. IF
    BREATHING IS DIFFICULT, GIVE OXYGEN. TREAT SYMPTOMATICALLY.

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

Flash Point:N0T AVAILABLE
Extinguishing Media:WATER, DRY CHEMICAL, CHEMICAL FOAM, OR
    ALCOHOL-RESISTANT FOAM.
Fire Fighting Procedures:AS IN ANY FIRE, WEAR A SELF-CONTAINED
    BREATHING APPARATUS IN PRESSURE-DEMAND, MSHA/NIOSH (APPROVED OR
    EQUIVALENT), AND FULL PROTECTIVE GEAR. DURING A FIRE, IRRITATING
    AND HIGHLY TOXIC GASES MAY BE GEN ERATED BY THERMAL DECOMPOSITION
    OR COMBUSTION.

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

Spill Release Procedures:USE PROPER PERSONAL PROTECTIVE EQUIPMENT.
    ABSORB SPILL WITH INERT MATERIAL, (E.G., DRY SAND OR EARTH), THEN
    PLACE INTO CHEMICAL WASTE CONTAINER. CLEAN UP SPILLS IMMEDIATELY,
    OBSERVING  ALL PRECAUTIONS . AVOID GENERATING DUSTY CONDITIONS.
    PROVIDE VENTILATION.

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

Handling and Storage Precautions:HANDLING: WASH THOROUGHLY AFTER
    HANDLING. REMOVE CONTAMINATED CLOTHING AND WASH BEFORE REUSE. USE
    WITH ADEQUATE VENTILATION. MINIMIZE DUST GENERATION AND
    ACCUMULATION. DO NOT GET INTO EYES, ON SKIN OR  CLOTHING. KEEP
    CONTAINER TIGHTLY CLOSED: AVOID CONTACT WITH CLOTHING, OTHER
    COMBUSTIBLE MATERIALS.
Other Precautions:DO NOT INGEST OR INHALE. DISCARD CONTAMINATED SHOES.
    STORAGE: DO NOT STORE NEAR COMBUSTIBLE MATERIALS. KEEP CONTAINER
    CLOSED WHEN NOT IN USE. STORE IN A COOL, DRY, WELL-VENTILATED AREA
    AWAY FROM INCOM PATIBLE SUBSTANCES. KEEP CONTAINERS TIGHTLY CLOSED.

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

Respiratory Protection:FOLLOW THE OSHA RESPIRATOR REGULATIONS FOUND IN
    29 CFR 1910.134 OR EUROPEAN STANDARD EN 149. ALWAYS USE A NIOSH OR
    EUROPEAN STANDARD EN 149 APPROVED RESPIRATOR WHEN NECESSARY.
Ventilation:USE ADEQUATE VENTILATION TO KEEP AIRBORNE CONCENTRATIONS
    LOW.
Protective Gloves:WEAR APPROPRIATE PROTECTIVE GLOVES TO PREVENT SKIN
    EXPOSURE.
Eye Protection:EYEGLASSES OR CHEMICAL SAFETY GOGGLES.(29CFR 1910.133,
    EUROPEAN STANDARD EN166)
Other Protective Equipment:FACILITIES STORING OR UTILIZING THIS
    MATERIAL SHOULD BE EQUIPPED WITH AN EYEWASH FACILITY AND A SAFETY
    SHOWER.
Work Hygienic Practices:WEAR APPROPRIATE PROTECTIVE CLOTHING TO
    MINIMIZE CONTACT WITH SKIN.
Supplemental Safety and Health
CATELOG NUMBERS: S71231, S71231-1, S71231-2, S77393, P220 100, P220 3,
    P220 500, P220-100, P220-3, P220-500, P220100, P2203, P220500,
    S71231-3.

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

HCC:D1
Melt/Freeze Pt:=975.C, ######F
Vapor Pres:0
Spec Gravity:2.7320
pH:>7 IN SOLUTION
Solubility in Water:SOLUBLE.
Appearance and Odor:YELLOW SOLID; ODORLESS.

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

Stability Indicator/Materials to Avoid:YES
HYDRAZINE, COMBUSTIBLE, ORGANIC, OR OTHER READILY OXIDIZABLE MATERIALS;
    PAPER, WOOD, SULFUR, ALUMINUM, PLASTICS, CHROMIC ACID, CHROMATES.
Stability Condition to Avoid:INCOMPATIBLE MATERIALS. STABLE UNDER
    NORMAL TEMPERATURES AND PRESSURES.
Hazardous Decomposition Products:OXIDES OF POTASSIUM.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

===================  Toxicological Information	===================

Toxicological Information:(CONTD. FROM POTENTIAL HEALTH EFFECTS)
    SENSITIZATION OF RESPIRATORY TRACT. MAY CAUSE ULCERATION AND
    PERFORATION OF NASAL SEPTUM IF INHALED IN EXCESSIVE QUANTITIES. MAY
    CAUSE SEVERE IRRITATION OF UPPER  RESPIRATORY TRACT WITH PAIN,
    BURNS, AND INFLAMATION. CAUSES CHEMICAL BURNS TO THE RESPIRATORY
    TRACT. MAY CAUSE CHEMICAL BRONCHITIS WITH COUGHING AND DIFFICULTY
    IN BREATHING. CHRONIC: CHRONIC INHALATI ON AND INGESTION MAY CAUSE
    EFFECTS SIMILAR TO OF ACUTE EFFECTS. PROLONGED OR REPEATED EXPOSURE
    MAY LEAD TO ASTHMA AND PERFORATION OF NASAL SEPTUM. REPEATED
    INHALATION MAY CAUSE  (CONTD. ECOLOGICAL FIE LD)

=====================  Ecological Information  =====================

Ecological:(CONTD. FROM TOXICOLOGICAL) CHRONIC BRONCHITIS, MAY CAUSE
    LIVER, KIDNEY DAMAGE. MAY CAUSE CANCER IN HUMANS. ECOTOXICITY: LC50
    PHYSA HETEROSTROPHA (SNAIL) 31,600 UG/L AS CHROMIUM: WATER HARDNESS
    AS 171  MG/L AS CALCIUM CARBONATE; STATIC UNMEASURED METHOD;??LC50
    DAPHNIA MAGNA (CLADOCERAN) 137,66.7 AND 15.3 UG/L AS CHROMIUM;
    WATER HARDNESS OF 212,188 AND 50 AS CALCIUM CARBONATE,
    RESPECTIVELY, AND WITH  PH VALUES OF 8.2 TO 8.4, 7.5, TO 7.5 TO
    7.6, AND 7.5, RESPECTIVELY; STATIC MEASURED METHOD. ENVIRONMENTAL
    FATE: AQUATIC FATE:CR(VI) EXISTS IN SOLUTION AS
    HYDROCHROMATE,CHROMATE, DICHROMATE IONIC SPEC IES. (CONTD. SARA I I
    I)

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

Waste Disposal Methods:DISPOSE OF IN A MANNER CONSISTENT WITH FEDERAL,
    STATE, AND LOCAL REGULATIONS. RCRA P-SERIES: NONE LISTED. RCRA
    U-SERIES: NONE LISTED.

===================  MSDS Transport Information  ===================

Transport Information:US DOT: SHIPPING NAME: OXIDIZING SOLID, N.O.S.
    (POTASSIUM CHROMATE); CLASS: 5.1; UN 1479; PKG: I I. IMO: SHIPPING
    NAME: TOXIC SOLID, INORGANIC, N.O.S.; CLASS: 6.1: UN 3288; PKG: I
    I. IATA: SHIPPING NA ME: TOXIC SOLID, INORGANIC, N.O.S.; CLASS:
    6.1; UN 3288; PKG: I I. RID/AID: SHIPPING NAME: TOXIC SOLID,
    INORGANIC, N.O.S. THIS TRANSPORTATION DATA FROM MANUFACTURER'S MSDS
    IS WRONG; SEE TRANSPORTATION  SCREEN FOR CORRECT DATA. MANUFACTURER
    IS CORRECTING THEIR MSDS. DANGEROUS GOODS CODE: 6.1; UN 3288.
    CANADIAN TDG: SHIPPING NAME: POTASSIUM CHROMATE; CLASS: 9.2; UN
    9142; OTHER INFORMATION: REGULATED	LIMIT 50 KG.

=====================  Regulatory Information  =====================

SARA Title III Information:(CONTD FROM ECOLOGICAL) THE PROPORTION OF
    EACH ION IN SOLUTION IS DEPENDENT ON PH. IN STRONGLY BASIC AND
    NEUTRAL PHS, CHROMATE FORM PREDOMINATES. CHROMIUM IS PRESENT
    USUALLY AS CR(I I I) IN SOIL AND I S CHARACTERIZED BY ITS LACK OF
    MOBILITY, EXCEPT I N CASES WHERE CR(VI)IS INVOLVED. CHROMIUM  (VI)
    OF NATURAL ORIGIN IS RERELY FOUND. PHYSICAL/ CHEMICAL: AS PH IS
    LOWERED, THE HYDROCHROMATE CONCENTRATI ON INCREASES. AT VERY LOW
    PHS, DICHROMATE SPECIES PREDOMINATES. IN PH RANGES ENCOUNTERED IN
    NATURAL WATER, PREDOMINANT FORMS ARE HYDROCHROMATE IONS (63.6%) AT
    PH 6.0 TO 6.2 AND CHROMATE ION (95.7%)  ( CONTD. BELOW)
Federal Regulatory Information:CONTD FROM ABOVE) AT PH 7.8 TO 8.5. THE
    OXIDIZING ABILITY OF CR(VI) IN AQUEOUS SOLUTION IS PH DEPENDENT.
    OTHERS: NOT AVAILABLE. US FEDERAL: TSCA: CAS# 7789-00-6 IS LISTED
    ON THE TSCA INVENTORY. HEALTH  & SAFETY REPORTING LIST: NONE OF THE
    CHEMICALS ARE ON THE HEALTH & SAFETY LIST. CHEMICAL TEST RULES:
    NONE OF THE CHEMICALS IN THIS PRODUCT ARE UNDER A CHEMICAL TEST
    RULE. SECTION 12B: NONE OF THE CHE MICALS ARE LISTED UNDER TSCA
    12B. TSCA SIGNIFICANT NEW RULE: NONE OF THE CHEMICALS IN THIS
    MATERIAL  HAVE A SNUR UNDER TECA.SARA: SECTION 302: RQ = 10 POUNDS
    (4.54 KG). SECTION 302: NONE OF CHEMICALS IN PRODUCT HAVE A
    TPQ.(CONTD NEXT SCREEN)
State Regulatory Information:(CONTD FROM PREVIOUS SCREEN) SARA CODES:
    ACUTE, CHRONIC. SARA, SECTION 313: THIS MATERIAL CONTAINS CHROMIC
    ACID DIPOTASSIUM SALT (LISTED AS CHROMIUM), 100%, (CAS#7789-00-6)
    WHICH IS SUBJECT TO THE REP ORTING REQUIREMENTS OF SECTION 313 OF
    SARA TITLE I I I AND 40 CFR PART 373. CLEAN AIR ACT: THIS MATERIAL
    DOES NOT CONTAIN ANY: HAZARDOUS AIR POLLUTANTS; NOR CLASS 1 OZONE
    DEPLETORS; NOR CLASS 2 OZONE  DEPLETORS. CLEAN WATER ACT: CAS#
    7789-00-6 IS LISTED AS A: HAZARDOUS SUBSTANCE UNDER CWA; AS A PRIOR
    ITY POLLUTANT UNDER THE CLEAN  WATER ACT; AS A TOXIC POLLUTANT
    UNDER THE CLEAN WATER ACT.

=======================  Other Information  =======================

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