Product ID:FLUOBORIC ACID 48%
MSDS Date:01/24/1989
FSC:6850
NIIN:00N018997
MSDS Number: BLGHH

ENGELHARD CORPORATION

29001 SOLON ROAD
SOLON, OH 44139
US

Emergency Phone: 216-292-9200

Info Phone: 216-292-9200

Preparer: LMT

Cage: 23036

ENGELHARD CORPORATION

SOLON, OH 44139 US

Telephone: 216-292-9200

Cage: 23036

FLUOROBORIC ACID; (BOROFLUORIC ACID HYDROGEN

CAS: 14874-70-5

Fraction By Weight: 48%

OSHA PEL 2.5 MG(F)/M3 (MFR)

ACGIH TLV: 2.5 MG(F)/M3 (MFR)

INDUCE VOMIT. CALL MD IMMED. IF UNCON OR IN

RTECS: 9999999ZZ

OR GIVE ANYTHING BY MOUTH TO AN UNCON VICTIM. INHAL

RTECS: 9999999ZZ

PREFERABLY MOUTH-TO-MOUTH. IF BRTHG IS DFCLT, GIVE

RTECS: 9999999ZZ

SEWERS & SURFACE WATERS. NOTIFY AUTHORITIES IF

RTECS: 9999999ZZ

HYDROGEN GAS. STORE AWAY FROM INCOMPAT

RTECS: 9999999ZZ

EXPOSURE LEVELS, MONITORING SHOULD BE PERFORMED

RTECS: 9999999ZZ

ADD FULL LENGTH FACESHIELD TO GOGGLES .

RTECS: 9999999ZZ

LD50 LC50 Mixture:LD50: ORL(RAT) 495 MG/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:CORROSIVE! EYE: CAUSES SEV BURNS &
DESTRUCT OF TISS. SML QTYS CAN RSLT IN PERM DMG & LOSS OF VISION.
SKIN: MAY CAUSE IRRIT & SEV BURNS. INHAL: CAUSES BURNS TO RESP
TRACT. INHAL OF DUST/MISTS CAN CAUSE DMG TO THE UPPER RESP TRACT &
TO THE LUNG TISS DEPENDING UPON THE EXTENT OF EXPOS. INGEST: CAN
CAUSE (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: VERY SERIOUS DMG TO THE
MOUTH/ESOPHAGUS/STOM, & OTHER TISSUES W/WHICH CONT IS MADE. MAY BE
FATAL. OTHER: THERE IS A POSS OF FREE HYDROFLUORIC ACID EXISTING IN
SOLN. PRLNG CONT, IN ANY ROUTE OF EXPOS, MAY RSLT IN HYPOCALCEMIA
(A DEFICIENCY IN CALCIUM LEVELS IN THE BODY WHICH IF LEFT UNTREATED
MAY BE FATAL).
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYE: IMMED FLUSH W/PLENTY OF WATER FOR A MINIMUM OF 15 MIN.
HOLD EYELIDS OPEN DURING THIS FLUSHING W/WATER. CALL MD IMMED.
SKIN: FLUSH AREA W/WATER WHILE REMOVING CONTAM CLTHG/SHOES. FOLLOW
BY WASHING W/SOAP & WATER. DO NOT REUSE CLTHG/SHOES UNTIL CLEANED.
IF IRRIT PERSISTS, GET MED ATTN. DO NOT APPLY OILS/OINTMENTS UNLESS
ORDERED BY MD. SEEK MED ATTN ASAP FOR ALL BURNS REGARDLESS OF (SUPP
DATA)

Flash Point:NONE.
Extinguishing Media:WATER SPRAY, DRY CHEMICAL, CO*2, ALCOHOL FOAM.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROTECTIVE
EQUIP . COOL FIRE-EXPOSED CONTRS W/WATER SPRAY. RUN-OFF FROM FIRE
CONTROL MAY CAUSE POLLUTION. (SUPP DATA)
Unusual Fire/Explosion Hazard:PRODUCT MAY REACT W/SOME METALS (EX:
ALUMINUM, ZINC, TIN, ETC.) TO RELEASE FLAMMABLE HYDROGEN GAS.

Spill Release Procedures:EVACUATE UNPROT PERS FROM AREA. MAINTAIN ADEQ
VENT. USE PROPER SFTY EQUIP. CONTAIN SPILL, PLACE INTO DRUMS FOR
PROPER DISP. FLUSH REMAINING AREA W/WATER & NEUTRALIZE W/SODA ASH
OR LIME & DISPOSE OF PR OPERLY. AVOID DIRECT DISCHARGE TO (ING 5)
Neutralizing Agent:SODA ASH OR LIME.

Handling and Storage Precautions:CORR MATL. STORE IN COOL, WELL-VENT
AREA, OUT OF DIRECT SUNLIGHT. KEEP CONTRS TIGHTLY CLOSED. HIGHLY
CORR TO MOST METALS W/EVOLUTION OF (ING 6)
Other Precautions:AVOID CONT W/SKIN & EYES. DO NOT SWALLOW. USE W/ADEQ
VENT. AVOID PRLNG/RPTD BRTHG OF VAPORS. WASH THOROUGHLY AFTER
HANDLING. AVOID DUST OR MIST FORMATION. DO NOT EAT, DRINK, OR SMOKE
IN WORK AREA.

Respiratory Protection:WHERE MIST/SPRAY IS PRESENT WEAR NIOSH/MSHA
APPRVD RESPIRATOR. DO NOT EXCEED LIMITS ESTABLISHED BY THE
RESPIRATOR MANUFACTURER.
Ventilation:MAINTAIN ADEQ VENT. DO NOT USE IN CLOSED/CONFINED SPACE.
KEEP LEVELS BELOW RECOMM EXPOS LIMITS. TO DETERMINE (ING 7)
Protective Gloves:RUBBER (LATEX), NEOPRENE, PC.
Eye Protection:CHEMICAL WORKERS GOGGLES. (ING 8)
Other Protective Equipment:EYE-WASH STATION. SAFETY SHOWER. RUBBER
APRON. CHEMICAL SAFETY SHOES. PROTECTIVE CLTHG. FULL-RUBBER ACID
SUIT.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. DO NOT EAT,
DRINK, OR SMOKED IN WORK AREA. WASH CONTAM CLTHG/SHOES BEFORE
REUSE.
Supplemental Safety and Health
FIRE FIGHT PROC: NEUTRALIZE RUN-OFF W/LIME, SODA ASH, ETC., TO PVNT
CORROSION OF METALS & FORMATION OF HYDROGEN GAS. HAZ DECOMP PROD:
ARE EVOLVED ON CONT W/CHEM(S) SUCH AS CYANIDES, SULFIDES, CARBIDES
, ETC. FIRST AID PROC: HOW MINOR THEY MAY APPEAR INITIALLY. INGEST:
IF CONSCIOUS, DRINK A QT OF WATER. DO NOT (ING 2)

Boiling Pt:B.P. Text:239F,115C
Melt/Freeze Pt:M.P/F.P Text:-108F,-78C
Spec Gravity:1.38
Solubility in Water:COMPLETE
Appearance and Odor:CLEAR, COLORLESS LIQUID. SHARP, PENETRATING ODOR.

Stability Indicator/Materials to Avoid:YES
METALS SUCH AS ALUMINUM, ZINC, TIN, ETC., ALKALIES, GLASS, CYANIDES.
Stability Condition to Avoid:AVOID ELEVATED TEMPERATURES.
Hazardous Decomposition Products:HYDROGEN FLUORIDE (HYDROFLUORIC ACID).
MAY REACT W/CERTAIN METALS TO PRDCE FLAMM HYDROGEN GAS. HAZ GASES
(SUPP DATA)

Waste Disposal Methods:OBSERVE ALL LOC, STATE, & FED REGS. DISPOSE OF
AT APPRVD WASTE TREATMENT FACILITY. IF APPRVD, NEUTRALIZE MATL &
FLUSH TO SEWER. DO NOT PRESSURIZE/CUT/WELD/BRAZE/SOLDER/DRILL/GRIND
OR EXPOSE EMPTY CONT RS TO HEAT/FLAME/SPARKS OR OTHER SOURCES OF
IGNIT.

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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.