Product ID:5175, BUFFERED OXIDE ETCH
MSDS Date:12/08/1986
FSC:6850
NIIN:00N029708
MSDS Number: BNDLW

J T BAKER INC

222 RED SCHOOL LANE
PHILLIPSBURG, NJ 08865-2219
US

Emergency Phone: 908-859-2151;800-424-9300(CHEMTREC)

Info Phone: 800-582-2537

Cage: DO803

MALLINCKRODT BAKER, INC.

PHILLIPSBURG, NJ 08865 US

Telephone: 800-582-2537

Cage: 70829

& DO NOT DISTORT APPEARANCE OF SKIN. IF PAIN NOT

RTECS: 9999999ZZ

AS SOON AS POSSIBLE FOR ALL BURNS REGARDLESS OF HOW

RTECS: 9999999ZZ

SERVICE ARE SUBJECT TO INDISCRIMINATE HYDROGEN

RTECS: 9999999ZZ

DO NOT GET IN EYES, ON SKIN, ON CLOTHING. DO NOT

RTECS: 9999999ZZ

LIBERATING EXCESSIVE HEAT.

RTECS: 9999999ZZ

AMMONIUM FLUORIDE (SARA III)

CAS: 12125-01-8

RTECS: BQ6300000

Fraction By Weight: 2-20%

OSHA PEL 2.5 (F)MG/M3

ACGIH TLV: 2.5 (F)MG/M3

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

HYDROGEN FLUORIDE;(HYDROFLUORIC ACID) (SARA III)

CAS: 7664-39-3

RTECS: MW7875000

Fraction By Weight: 0-1%

OSHA PEL 3 (F) PPM;6 STEL

ACGIH TLV: 3 (F) PPM,C

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

& IMMED PLACE UNDER SAFETY SHOWER OR WASH W/WATER

RTECS: 9999999ZZ

KEEP WASHING W/LGE AMTS OF WATER FOR MIN OF 15-20

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CONTINUE FLUSHING AFFECTED AREA W/WATER. IF AVAIL,

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IN SOLN OF 0.2% ICED AQ HYAMINE 1622 OR 0.13% ICED AQ

RTECS: 9999999ZZ

SHOULD BE SOAKED W/ONE OF NOTED SOLNS & USED TO

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CHANGED EVERY 2 MINS. ALTERNATIVE TREATMENT FOR MD TO

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SUBCUTANEOUSLY BENEATH, AROUND, & IN BURNED AREA.

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:VAPORS MAY BE IRRITATING TO SKIN, EYES
AND MUCOUS MEMBRANES. INHALATION OF VAPORS MAY CAUSE SEVERE
IRRITATION OR BURNS OF RESPIRATORY SYSTEM, PULMONARY EDEMA, OR LUNG
INFLAMMATION. LIQUID AND VAPOR CA USE SEVERE BURNS WHICH MAY NOT BE
IMMEDIATELY PAINFUL OR VISIBLE. SUBSTANCE IS READILY ABSORBED (EFTS
OF OVEREXPOSURE)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:THROUGH SKIN, PENETRATING SKIN TO
ATTACK UNDERLYING TISSUES AND BONE. INGESTION MAY CAUSE SEVERE
BURNS TO MOUTH, THROAT, & STOMACH. MAY HAVE ADVERSE EFFECT ON
KIDNEY FUNCTION AND MAY BE FATAL . CHRONIC EFFECTS OF EXPOSURE MAY
INCLUDE HYPOCALCEMIA, BONE & JOINT CHANGES.
Medical Cond Aggravated by Exposure:NONE IDENTIFIED.

First Aid:CALL MD. INGEST:DO NOT INDUCE VOMITING, IF CONSCIOUS, GIVE
WATER, MILK, OR MILK OF MAGNESIA. INHAL:MOVE TO FRESH AIR. IF NOT
BRTHG, GIVE ARTF RESP. IF BRTHG DFCLT, GIVE O2. ACID IN EYES:
IRRIGATE FOR AT LEAST 15 MINS W/COPIOUS QTYS OF WATER, KEEPING
EYELIDS APART & AWAY FROM EYEBALLS DURING IRRIGATION. GET MD IMMED,
PREF EYE SPECIALIST. IF MD NOT IMMED AVAIL, APPLY 1-2 DROPS OF 0.5%
(SUPP DATA)

Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING
FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP
. MOVE CNTNRS FROM FIRE AREA IF IT CAN BE DONE W/OUT RISK. USE
WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL.
Unusual Fire/Explosion Hazard:TOXIC GASES PRODUCED:HYDROGEN FLUORIDE,
AMMONIA, NITROGEN OXIDES.

Spill Release Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT CLTHG.
STOP LEAK IF YOU CAN DO SO W/OUT RISK. VENT AREA. NEUTRALIZE SPILL
W/SODA ASH OR LIME. WITH CLEAN SHOVEL, CAREFULLY PLACE MATL INTO
CLEAN, DRY CNTNR & CO VER; REMOVE FROM AREA. FLUSH SPILL
AREAW/WATER.
Neutralizing Agent:SODA ASH OR LIME; J T BAKER NEUTRASOL "LOW NA+" ACID
NEUTRALIZER.

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED. STORE
IN CORROSION-PROOF AREA. ISOLATE FROM INCOMPATIBLE MATERIALS. KEEP
CONTAINERS OUT OF SUN & AWAY FROM HEAT.
Other Precautions:PROTECT FROM FREEZING. HYDROFLUORIC ACID IS
INCOMPATIBLE W/GLASS & ALL SILICON-BEARING MATLS & SHOULD NEVER BE
TRANSFERRED TO GLASS CNTNRS. MATL SHOULD REMAIN IN ORIGINAL
POLYETHYLENE CNTNR. UNLINED S TEEL TANKS IN HYDROFLUORIC (ING 12)

Respiratory Protection:ALL RESPIRATORS MUST BE NIOSH/MSHA APPROVED.
RESP PROT REQ IF AIRBORNE CONC EXCEEDS TLV. AT CONC UP TO 20 PPM, A
CHEM CARTRIDGE RESP W/ACID/ORGANIC CARTRIDGE AND DUST/MIST FILTER
IS RECOMMENDED. ABOVE THIS LEVEL, A SCBA IS RECOMMENDED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIREMENTS. VENT HOOD.
Protective Gloves:NEOPRENE GLOVES.
Eye Protection:CHEM WORK GOGG & FULL LENGTH FSHLD
Other Protective Equipment:UNIFORM AND FULL PROTECTIVE SUIT. LAB COAT &
APRON. EMERGENCY EYE WASH AND DELUGE SHOWER .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
MATLS TO AVOID:CYANIDES, OXIDES OF SILICON, ESP GLASS, CONCRETE,
SILICA. FIRST AID PROC:PONTOCAINE HYDROCHLORIDE SOLN FOLLOWED BY
SECOND IRRIGATION FOR 15 MINS. USE NONE OF SOLNS DESCRIBED FOR SKIN
TR EATMENT. USE NO OILS OR GREASES UNLESS INSTRUCTED TO DO SO BY
MD. ACID BURNS TO BODY:REMOVE FROM CONTAM AREA (ING 3)

HCC:C1
Melt/Freeze Pt:M.P/F.P Text:64.4F,18.0C
Spec Gravity:1.10 (H2O=1)
Solubility in Water:COMPLETE
Appearance and Odor:COLORLESS SOLUTION
Percent Volatiles by Volume:80

Stability Indicator/Materials to Avoid:YES
ALKALIES, ORGANIC MATLS, MOST COMMON METALS, RUBBER, LEATHER, FLUORINE,
STRONG BASES, CARBONATES, SULFIDES, (SUPP DATA)
Stability Condition to Avoid:COLD, HEAT, LIGHT.
Hazardous Decomposition Products:HFL, AMMONIA, NOX.

Waste Disposal Methods:DISPOSE OF 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.