Product ID:HYDROQUINONE, N449
MSDS Date:03/09/1992
FSC:6810
NIIN:00N048411
MSDS Number: BVCFT

J T BAKER

222 RED SCHOOL LANE
PHILLIPSBURG, NJ 08865
US

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 908-859-2151

Cage: DO811

MALLINCKRODT BAKER, INC.

PHILLIPSBURG, NJ 08865 US

Telephone: 800-582-2537

Cage: 70829

HYDROQUINONE (SARA III)

CAS: 123-31-9

RTECS: MX3500000

Fraction By Weight: 90-100%

OSHA PEL 2 MG/M3

ACGIH TLV: 2 MG/M3

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

LD50 LC50 Mixture:LD50:(ORAL,RAT) 320 MG/KG
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHAL: HEADACHE, COUGHING, DIZZINESS,
DIFFICULT BREATHING. SKIN: IRRITATION. EYE: IRRITATION. INGEST:
HARMFUL AND MAY BE FATAL, NAUSEA, VOMITING, UNCONSCIOUSNESS.
CHRONIC: NONE IDENTIFIED. TARGET ORGA NS: EYES, SKIN, RESPIRATORY
SYSTEM, LUNG, CENTRAL NERVOUS SYSTEM.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE IDENTIFIED.

First Aid:INGEST: CALL A PHYSICIAN. IF SWALLOWED, IF CONSCIOUS, IMMED
INDUCE VOMIT. INHAL:REMOVE TO FRESH AIR. IF NOT BRTHG, GIVE ARTF
RESP. IF BRTHG IS DIFFICULT, GIVE OXYGEN. SKIN: FLUSH SKIN WITH
WATER. EYE: IMMEDIATELY FLUSH WITH PLENTY OF WATERFOR AT LEAST 15
MIN.

Flash Point Method:CC
Flash Point:327F,164C
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING
FIRE.
Fire Fighting Procedures:FIREFIGHTER SHOULD WEAR NIOSH/MSHA APPROVED
SCBA AND FULL PROT EQUIP .
Unusual Fire/Explosion Hazard:DUST MAY FORM EXPLOSIVE MISTURE WITH AIR.

Spill Release Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE CLOTHING. WITH CLEAN SHOVEL, CAREFULLY PLACE MATERIAL
INTO CLEAN, DRY CONTAINER AND COVER; REMOVE FROM AREA. FLUSH SPILL
AREA WITH WATER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED.
SUITABLE FOR ANY GENERAL CHEMICAL STORAGE AREA. STORE IN
LIGHT-RESISTANT CONTAINERS.
Other Precautions:HARMFUL. STORE AWAY FROM FOODSTUFFS. AVOID CONTACT
WITH EYES, SKIN, CLOTHING.

Respiratory Protection:NIOSH/MSHA APPROVED RESP PROT REQUIRED IF
AIRBORNE CONC EXCEEDS TLV. AT CONCS UP TO 20 PPM, A NIOSH/MSHA
APPROVED HIGH-EFFICIENCY PARTICULATE RESP IS RECOMMENDED. ABOVE
THIS LEVEL A NIOSH/MSHA APPROVE D SCBA IS ADVISED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIREMENTS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:SAFETY GOGGLES.
Other Protective Equipment:UNIFORM.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

Boiling Pt:B.P. Text:545F,285C
Melt/Freeze Pt:M.P/F.P Text:338F,170C
Vapor Density:3.81
Spec Gravity:1.33
Solubility in Water:MODERATE (1-10%)
Appearance and Odor:WHITE NEEDLE-LIKE CRYSTALS. ODORLESS.
Percent Volatiles by Volume:0

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, ALKALIES.
Stability Condition to Avoid:HEAT, FLAME, OTHER SOURCES OF IGNITION,
AIR, LIGHT.
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE.

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH ALL APPLICABLE
FEDERAL, STATE AND LOCAL ENVIRONMENTAL 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.