Product ID:HYDROFLUORIC ACID,ELECTRONIC GRADE
MSDS Date:01/01/1985
FSC:6810
NIIN:00K000607
MSDS Number: BCBDW

ALLIED CHEMICAL COMPANY

COLUMBIA RD & PARK AVE
MORRISTOWN, NJ 07960
US

Cage: 1L168

ALLIED-SIGNAL INC

1087R MORRISTOWN, NJ 07962-2332 US

Telephone: 201-455-4414

Cage: 1L164

HYDROGEN FLUORIDE (SARA III)

CAS: 7664-39-3

RTECS: MW7875000

Fraction By Weight: 5-52%

OSHA PEL 3 PPM/6 STEL (F)

ACGIH TLV: C 3 PPM (F); 9192

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

Effects of Overexposure:INH:MILD EXP-IRRIT NOSE/THROAT/RESP SYS. & SEV
EXP CAN BURN THESE;ING:SEV MOUTH,*SEE SUPPL DATA

First Aid:SKIN/BODY:IMMED WASH W/LG AMT OF WATER FOR 15-20 MIN & GET
MED ATTN WHILE WASHING CONTND;EYES:FLUSH IMMED W/WATER 20 MIN.GET
MED ATTN IMMED;ING:GIVE LG AMT WATER/MILK/MILK OF MAGNESIA.DO NOT
INDUCE VO MIT.GET MD;INH:MOVE TO FRESH AIR.GIVE OXY.GET MD.

Flash Point:NONE
Lower Limits:UNK
Upper Limits:UNK
Extinguishing Media:WATER
Fire Fighting Procedures:WEAR SELF-CNTND BRTHG APP & PROT CLOTHG.COOL
CNTNR W/WATER
Unusual Fire/Explosion Hazard:GIVE FLAMM/EXPLOSIVE GAS(H*2)W/CERTAIN
METLS.GIVE HEAT W/MANY SUBS.CONTNR MAY EXPLODE DUE TO EX HEAT

Spill Release Procedures:EVACUATE AREA.WEAR PROTECTVE EQUIP.STOP LEAK
W/O RISK.VENTILATE AREA TO ELIMINATE CO*2.NEUTRALIZE SMALL SPILL
W/SODA ASH OR LIME & FLUSH W/WATER.DIKE LG SPILL & PUMP LIQ INTO
SUITABLE SALVAGE TANK.ABS ORB REMAINING LIQ W/LIME/SODA ASH & PLACE
IN CNTNR

Handling and Storage Precautions:STORE IN A COOL WELL-VENTILATED
AREA.DO NOT STORE IN OR NEAR METAL CONTNTRS.USE PROTEC EQUIP.SAFETY
SHOWER/EYE WASH FACILITY SHOULD BE AVAIL IN STORAG
Other Precautions:AVOID SKIN/EYE CONTACT.IN CASE OF FIRE,HF WILL COME
OFF FROM RUPTURED CNTNRS,WEAR SELF CNTND BRTHG APP;WEAR ACID RESIST
EQUIP DURING NORMAL USE;USE WATER SPRAY TO COOL EXPOSED CONTAINERS.

Respiratory Protection:USE SELF-CNTND BREATHNG APP JOINTLY APPROVD BY
NIOSH/MESA.
Ventilation:MECHANICAL(GEN).SUFF TO REDUCE HF CONCENTRATION BELOW TLV.
Protective Gloves:RESISTANT
Eye Protection:CHEM SAFTY GOGG/FACESHILD
Other Protective Equipment:PROTECTIVE CLOTHING & BOOTS.
Supplemental Safety and Health
THROAT/STOMACH BURN.CAN BE FATAL;SKIN:LIQ/VAP CORR TO SKIN.PENETRATES &
DAMAGE TISSUE/BONE;EYES:LIQ/VAP CAN IRRIT OR CORNEAL BURNS &
CONJUCTIVITS

HCC:C1
Boiling Pt:B.P. Text:217F-230F
Vapor Pres:<19
Vapor Density:>1.0
Spec Gravity:1.15AV
Solubility in Water:COMPLETE
Appearance and Odor:COLORLESS FUMING LIQ,SHARP PUNGENT ODOR.
Percent Volatiles by Volume:UNK

Stability Indicator/Materials to Avoid:YES
GLASS/SILICON COMP,MOST MTLS,F,& WATER REACTIV SUBS,CO*3ETC
Stability Condition to Avoid:LOOSE CONTNR CLOSURES.
Hazardous Decomposition Products:HF(GAS & MIST),F,H*2

Waste Disposal Methods:NEUTRALIZE WASTE W/LIME OR SODA ASH.SHOVEL THE
RESIDUAL SOLIDS INTO DRUMS FOR DISPOSAL AT AN AUTHORIZED
SITE.NEUTRALIZED MATL CAN BE FLUSHED TO TREATMENT SYSTEM.DISCHARGE
OF NEUTRLZE/PARTIALLY NEUTRLZ ED SOLN IS SUB TO LOCAL/STATE & FED
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.