ALDRICH CHEMICAL COMPANY -- AMMONIUM DICHROMATE, 99% 22481-2  -- 6810-00N014153
<pre>=====================  Product Identification  =====================

Product ID:AMMONIUM DICHROMATE, 99% 22481-2
MSDS Date:08/15/1990
FSC:6810
NIIN:00N014153
=== Responsible Party ===
Company Name:ALDRICH CHEMICAL COMPANY
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company Name:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928

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

Ingred Name:SUPP DATA: AND FLUSH THE SOLUTION DOWN THE DRAIN. OBSERVE
    ALL FEDERAL, STATE, AND LOCAL LAWS.
RTECS #:9999999ZZ

Ingred Name:AMMONIUM DICHROMATE  (BICHROMATE)  (SARA III)
CAS:7789-09-5
RTECS #:HX7650000
Fraction by Wt: 99%
OSHA PEL:0.1PPM CRO3;CEILING
ACGIH TLV:0.05 MG CR/M3
EPA Rpt Qty:10 LBS
DOT Rpt Qty:10 LBS

Ingred Name:OTHER PREC: TO 190C, FLAME AND SPARKS SPREAD RAPIDLY THRU
    MASS AND IF CONFINED, IT MAY BECOME EXPLO. UNDER (SEE ING 3)
RTECS #:9999999ZZ

Ingred Name:ING 2: CLOSE CONFINEMENT, THE DEFLAGRATING SALT SHOWS AN
    EXTRAORDINARY HIGH RATE OF PRESSURE INCREASE.
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:(ACUTE) MAY BE FATAL IF INHALED,
    SWALLOWED, OR ABSORBED THRU SKIN. CAUSES EYE & SKIN IRRIT. MATL IS
    IRRITATING TO MUC MEMB & UPPER RESPIRATORY TRACT. EXPOSURE CAN
    CAUSE STOMACH PAINS, VOMITING, DIARRH EA. (CHRONIC) MAY CAUSE
    ALLERGIC SKIN REACTION. DMG TO LIVER. MAY ALTER GENETIC MATL. (SEE
    EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: TARGET ORGANS: LUNGS, KIDNEYS. INHAL
    OF DICHROMATE DUSTS CAN CAUSE ULCERATION & PERFORATION OF THE NASAL
    SEPTUM, CONTACT WITH BREAKS IN THE SKIN CAN CAUSE SKIN ULCERATION
    (CHROME SORES). OTH ER SYMPTOMS INCL EROSION & DISCOLORATION OF THE
    TEETH, NEPHRITIS, EPIGASTRIC PAIN (INFLAM & ULCERATION OF GI
    TRACT).
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:EYES & SKIN: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER
    FOR AT LEAST 15 MIN WHILE REMOVING CONTAMINATED CLOTHING AND SHOES.
    WASH BEFORE REUSE. INHAL: REMOVE TO FRESH AIR. IF NOT BREATHING
    GIVE AR TIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE
    OXYGEN. INGEST: WASH OUT MOUTH WITH WATER PROVIDED PERSON IS
    CONSCIOUS. CALL MD.

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

Extinguishing Media:WATER SPRAY.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND PROTECTIVE
    CLOTHING TO PREVENT CONTACT WITH SKIN AND EYES. STRONG OXIDIZER.
Unusual Fire/Explosion Hazard:CONTACT WITH OTHER MATERIAL MAY CAUSE
    FIRE. CONTAINER EXPLOSION MAY OCCUR UNDER FIRE CONDITIONS. EMITS
    TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:EVAC AREA. WEAR NIOSH/MSHA APPRVD SCBA, RUBBER
    BOOTS & HEAVY RUBBER GLOVES. WEAR DISP COVERALLS & DISCARD THEM
    AFTER USE. COVER W/DRY LIME/SODA ASH, PICK UP, KEEP IN CLSD CNTNR &
    HOLD FOR WASTE DISP.  VENT AREA & WASH SPILL SITE AFTER MATL
    PICKUP.
Neutralizing Agent:SEE WASTE DISPOSAL METHOD.

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

Handling and Storage Precautions:AVOID BRTHG DUST. KEEP TIGHTLY CLOSED.
    KEEP AWAY FROM COMBUSTIBLE MATLS, HEAT, SPARKS & OPEN FLAME. AVOID
    CONT W/ACID. STORE IN A COOL DRY PLACE.
Other Precautions:DO NOT GET IN EYES, ON SKIN OR CLOTHING. AVOID
    PROLONGED OR REPEATED EXPOSURE. MAY BE READILY ABSORBED THROUGH
    SKIN. POISON. IRRITANT. SENSITIZER. MUTAGEN. THERMAL DECOMP OF
    AMMONIUM DICHROMATE IS INI TIATED BY LOCAL HEATING (SEE ING 2)

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL RESISTANT GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:PROTECTIVE CLOTHING. SAFETY SHOWER AND EYE
    BATH.
Work Hygienic Practices:WASH THOROUGHLY AFTER USE AND BEFORE EATING,
    DRINKING, SMOKING OR USING SANITARY FACILITIES .
Supplemental Safety and Health
WASTE DISP METH: IS OBSERVED ON THE ADDITION OF ABOUT 10% OF THE SODIUM
    BISULFITE SOLN INITIATE IT BY CAUTIOUSLY ADDING MORE ACID. IF
    MANGANESE, CHROMIUM, OR MOLYBDENUM ARE PRESENT ADJUST THE PH OF TH
    E SOLN TO 7 AND TREAT W/SULFIDE TO PRECIPITATE FOR BURIAL AS HAZ
    WASTE. DESTROY EXCESS SULFIDE, NEUTRALIZE (SEE ING 4)

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

HCC:D2
Melt/Freeze Pt:M.P/F.P Text:338F,170C
Vapor Density:8.7
Spec Gravity:2.150
Appearance and Odor:ORANGE CRYSTALS.

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

Stability Indicator/Materials to Avoid:YES
STRONG REDUCING AGENTS, ALCOHOLS, STRONG ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NATURE OF DECOMPOSITION PRODUCTS NOT
    KNOWN.

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

Waste Disposal Methods:CAUTIOUSLY ACIDIFY A 3% SOLN OR SUSPENSION OF
    MATL TO PH 2 W/SULFURIC ACID. GRADUALLY ADD A 50% EXCESS OF AQUEOUS
    SODIUM BISULFITE W/STIRRING AT ROOM TEMP. AN INCREASE IN TEMP
    INDICATES THAT A REACTIO N IS TAKING PLACE. IF NO REACTION (SEE
    SUPP DATA)

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