Product ID:3090, POTASSIUM DICHROMATE
MSDS Date:02/01/1988
FSC:6810
NIIN:00-200-2915
MSDS Number: BNNCT

J T BAKER INC

222 RED SCHOOL LANE
PHILLIPSBURG, NJ 08865-2219
US

Emergency Phone: 201-859-2151;800-424-9300(CHEMTREC)

Info Phone: 201-582-2537

Cage: DO803

MALLINCKRODT BAKER, INC.

PHILLIPSBURG, NJ 08865 US

Telephone: 800-582-2537

Cage: 70829

DICHROMIC ACID, DIPOTASSIUM SALT; (POTASSIUM DICHROMATE)

CAS: 7778-50-9

RTECS: HX7680000

Fraction By Weight: 99-100%

OSHA PEL C,0.1 MG/M3 CRO3

ACGIH TLV: 0.5 MG CR/M3; 9293

EPA Report Quantity: 10 LBS

DOT Report Quantity: 10 LBS

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:YES OSHA:NO
Health Hazards Acute and Chronic:INGESTION AND SKIN ABSORPTION ARE
HARMFUL AND MAY BE FATAL. INHALATION OF DUST MAY CAUSE SEVERE
IRRITATION OF RESPIRATORY SYSTEM. PROLONGED CONTACT W/AIRBORNE
SUBSTANCE MAY LEAD TO PERFORATED SEPTUM. CONTACT W/EYES CAN CAUSE
SEVERE IRRITATION OR BURNS. CONTACT W/SKIN MAY CAUSE IRRITATION.
PROLONGED (EFTS OF OVEREXP)
Explanation of Carcinogenicity:POTASSIUM DICHROMATE:GROUP 1 IARC.
Effects of Overexposure:HLTH HAZ:SKIN CONTACT MAY RESULT IN DERMATITIS
AND SKIN ULCERATION. INGESTION MAY CAUSE BURNS TO MOUTH AND
STOMACH, WHICH MAY CAUSE PERFORATION OF TISSUE. CHRONIC EFFECTS OF
OVEREXPOSURE MAY INCLUDE D AMAGE TO KIDNEYS, LIVER, BLOOD AND
LUNGS.
Medical Cond Aggravated by Exposure:DAMAGED SKIN

First Aid:CALL MD. INGEST:IF SWALLOWED, IF CONSCIOUS, GIVE LG AMTS OF
WATER. INDUCE VOMIT. INHAL:REMOVE TO FRESH AIR. IF NOT BRTHG, GIVE
ARTF RESP. IF BRTHG DFCLT, GIVE O*2. EYE:IMMEDIATELY FLUSH W/PLENTY
OF WA TER FOR AT LEAST 15 MINUTES. SKIN:IMMEDIATELY FLUSH W/PLENTY
OF WATER FOR AT LEAST 15 MIN WHILE REMOVING CONTAMINATED CLOTHING
AND SHOES. WASH CLOTHING BEFORE RE-USE.

Extinguishing Media:USE WATER SPRAY.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP.
MOVE CNTNRS FROM FIRE AREA IF CAN BE DONE W/OUT RISK. USE WATER TO
KEEP FIRE-EXPOSED CNTNRS COOL.
Unusual Fire/Explosion Hazard:STRONG OXIDIZER. CONTACT W/OTHER MATERIAL
MAY CAUSE FIRE. NOTE:DECOMPOSES AT BOILING POINT.

Spill Release Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT CLTHG.
KEEP COMBUSTIBLES (WOOD, PAPER, OIL, ETC.) AWAY FROM SPILLED MATL.
W/CLEAN SHOVEL, CAREFULLY PLACE MATL INTO CLEAN, DRY CNTNR & COVER;
REMOVE FROM AREA. FLUSH SPILL AREA W/WATER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED. STORE
SEPARATELY AND AWAY FROM FLAMMABLE AND COMBUSTIBLE MATERIALS.
Other Precautions:MAY BE FATAL IF SWALLOWED OR ABSORBED THROUGH SKIN.
HARMFUL IF INHALED. KEEP FROM CNTCT W/CLTHG & OTHER COMBUSTIBLE
MATLS. DO NOT GET IN EYES, ON SKIN OR CLTHG. DO NOT BREATHE DUST.
USE W/ADEQUATE VEN TILATION.

Respiratory Protection:A NIOSH/MSHA APPROVED RESPIRATOR W/DUST/MIST
FILTER IS RECOMMENDED. IF AIRBORNE CONCENTRATION EXCEEDS TLV, A
NIOSH/MSHA APPROVED SCBA IS ADVISED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIREMENTS. VENT HOOD.
Protective Gloves:RUBBER GLOVES RECOMMENDED.
Eye Protection:CHEM WORK GOG & FULL LENGTH FSHLD.
Other Protective Equipment:UNIFORM, APRON, LAB COAT ARE RECOMMENDED.
EMERGENCY EYEWASH, DELUGE SHOWER .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

Boiling Pt:B.P. Text:932F,500C
Melt/Freeze Pt:M.P/F.P Text:748F,398C
Decomp Temp:Decomp Text:932F,500C
Spec Gravity:2.67 (H*2O=1)
Solubility in Water:APPRECIABLE (>10%)
Appearance and Odor:BRIGHT, ORANGE-RED CRYSTALS. ODORLESS.
Percent Volatiles by Volume:0

Stability Indicator/Materials to Avoid:YES
COMBUSTIBLE MATERIALS, ORGANIC MATERIALS, STRONG REDUCING AGENTS,
STRONG ACIDS.
Stability Condition to Avoid:HEAT
Hazardous Decomposition Products:CHROMIUM OXIDE FUMES.

Waste Disposal Methods:DISPOSE I/A/W ALL APPLICABLE FEDERAL, STATE AND
LOCAL ENVIRONMENTAL REGULATIONS.

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This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
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document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.