Product ID:HYDROFLUORIC ACID
MSDS Date:05/01/1989
FSC:6810
NIIN:00-237-2920
MSDS Number: BDLXZ

J.T.BAKER CHEMICAL CO.

222 RED SCHOOL LANE
PHILLIPSBURG, NJ 08865-2219
US

Emergency Phone: 201-859-2151

Info Phone: 201-859-2151

Cage: DO870

MALLINCKRODT BAKER, INC.

PHILLIPSBURG, NJ 08865 US

Telephone: 800-582-2537

Cage: 70829

HYDROGEN FLUORIDE (SARA III)

CAS: 7664-39-3

RTECS: MW7875000

Fraction By Weight: 45-55%

OSHA PEL 3 PPM/6 STEL (F)

ACGIH TLV: C 3 PPM (F); 9192

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

WATER

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: 45-55%

LD50 LC50 Mixture:LC 50 INHALATION(MOUSE)456 PPM
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: CORROSIVE! INHALATION CAN CAUSE
COUGHING, CHOKING, & INFLAMATION OF THE RESPIRATORY TRACT.
SWALLOWING CAN CAUSE BURNS TO MOUTH & G.I. TRACT. EYE CONTACT CAN
CAUSE SEVERE BURNS & DAMAGE. SKIN CO NTACT CAN CAUSE SEVERE BURNS
AND DEEP ULCERS & DISCOLOR SKIN. CHRONIC: HYPOCALCEMIA,BONE AND
JOINT DAMAGE.
Explanation of Carcinogenicity:DATA PER MSDS
Effects of Overexposure:SEVERE IRRITATION OF THE NOSE, THROAT, UPPER
RESPIRATORY TRACT, EYES, SKIN AND MUCOUS MEMBRANES. VERY CORROSIVE
AND CAN CAUSE SEVERE BURNS AND DAMAGE. LONG TERM EXPOSURES SELDOM
OCCUR DUE TO THE CORRO SIVE PROPERTIES OF THE ACID.TARGET ORGANS
EYES,SKIN AND RESPIRATORY SYSTEM.
Medical Cond Aggravated by Exposure:PERSONS WITH A HISTORY OF AILMENTS
OR WITH A PRE-EXISTING DISEASE INVOLVING THE EYES, SKIN, OR
RESPIRATORY TRACT MAY BE AT INCREASED RISK FROM EXPOSURE.

First Aid:INHALATION:REMOVE TO FRESH AIR. RESUSCITATE IF NOT BREATHING.
GET MEDICAL ATTENTION. EYES:IMMEDIATELY FLUSH WITH PLENTY OF WATER
FOR 15 MINUTES HOLDING EYELIDS OPEN. GET IMMEDIATE MEDICAL
ATTENTION. S KIN:REMOVE CONTAMINATED CLOTHING. WASH WITH SOAP AND
WATER. GET IMMEDIATE MEDICAL ATTENTION. INGESTION:DO NOT INDUCE
VOMITING. GIVE NOTHING BY MOUTH IF UNCONSCIOUS. GET IMMEDIATE
MEDICAL ATTENTION.

Flash Point:NONE
Extinguishing Media:WATER SPRAY GIVES MINIMUM HAZARD
Fire Fighting Procedures:FIRE FIGHTERS SHOULD USE NIOSH APPROVED SCBA &
FULL PROTECTIVE EQUIPMENT WHEN FIGHTING CHEMICAL FIRE. USE WATER
SPRAY TO COOL NEARBY CONTAINERS EXPOSED TO FIRE.
Unusual Fire/Explosion Hazard:MAY FORM EXPLOSIVE MIXTURE WITH AIR.DO
NOT USE A WATER STREAM.

Spill Release Procedures:SMALL SPILL: FLUSH WITH WATER AND NEUTRALIZE
WITH ALKALINE MATERIAL. SEWER NEUTRALIZED MATERIAL WITH EXCESS
WATER. LARGE SPILL: EVACUATE AND VENTILATE AREA. IF POSSIBLE, STOP
LEAK. DIKE TO RETAIN RUN OFF. NEUTRALIZE & PICK UP WITH ABSORBENT
MATERIAL.
Neutralizing Agent:SODA ASH, LIME OR OTHER SUITABLE ALKALINE MATERIAL.

Handling and Storage Precautions:STORE ONLY IN APPROVED CONTAINERS,
AVOID GLASS & SOME METALS. STORE BELOW 125F, IN WELL-VENTILATED
AREA.
Other Precautions:DO NOT TAKE INTERNALLY. DO NOT BREATHE MIST. AVOID
PROLONGED OR REPEATED BREATHING OF VAPOR. AVOID CONTACT WITH EYES.
USE WITH ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. FOR
INDUSTRIAL USE ONLY.

Respiratory Protection:IF VENTILATION DOES NOT MAINTAIN INHALATION
EXPOSURES BELOW PEL(TLV), USE NIOSH/MSHA APPROVED FULL FACEPIECE
CHEMICAL CARTRIDGE RESPIRATOR OR A SUPPLIED AIR FULL FACEPIECE
RESPIRATOR OR AIRLINED HOOD.
Ventilation:A SYSTEM OF LOCAL EXHAUST IS RECOMMENDED TO KEEP EMPLOYEE
EXPOSURES BELOW THE TLV.
Protective Gloves:NEOPRENE OR RUBBER GLOVES
Eye Protection:CHEMICAL SAFETY GOGGLES WITH FACE SHIELD
Other Protective Equipment:EYE WASH STATION AND SAFETY SHOWER.
IMPERVIOUS BOOTS, APRON, OR COVERALLS AS REQUIRED.
Work Hygienic Practices:OBSERVE GOOD PERSONAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES. DO NOT WEAR CONTAMINATED CLOTHING OR
FOOTWEAR.
Supplemental Safety and Health
AVOID PROLONGED OR REPEATED EXPOSURE. DO NOT GET ON SKIN OR IN EYES. DO
NOT BREATHE VAPORS OR MISTS. PROTECT FROM MOISTURE.

HCC:C1
Boiling Pt:B.P. Text:226F,108C
Melt/Freeze Pt:M.P/F.P Text:-31F,-35C
Vapor Pres:14.0
Vapor Density:1.97
Spec Gravity:1.19
Solubility in Water:COMPLETE
Appearance and Odor:COLORLESS FUMING LIQ, SHARP, PENETRATING ODOR
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
FLUORINE, ARSENIC TRIOXIDE. PHOSPHOROUS PENTOXIDE, ALKALIES.
Stability Condition to Avoid:MOISTURE;WATER
Hazardous Decomposition Products:HYDROGEN,HYDROGEN FLUORIDE

Waste Disposal Methods:DISPOSAL SHOULD BE MADE IN ACCORDANCE WITH ALL
APPLICABLE FEDERAL, STATE AND LOCAL LAWS AND REGULATIONS. DISPOSE
IN A RCRA-APPROVED WASTE FACILITY OR SEWER THE NEURTALIZED SLURRY
WITH EXCESS WATER IF LOCAL ORDINANCES ALLOW.

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.