Product ID:5192, BUFFERED OXIDE ETCH
MSDS Date:12/08/1986
FSC:6850
NIIN:00N029698
MSDS Number: BMWBY

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

AMMONIUM FLUORIDE

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)

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

REMOVE FROM CONTAMD AREA & IMMED PLACE

RTECS: 9999999ZZ

REMOVE ALL CONTAMD CLTHG. KEEP WASHING W/LG AMTS OF

RTECS: 9999999ZZ

ARRANGEMENTS FOR MED ATTN WHILE YOU CONTINUE FLUSHING

RTECS: 9999999ZZ

BURNED AREA SHLD BE IMMERSED IN SOLN OF 0.2% ICED AQ

RTECS: 9999999ZZ

IMMERSION IS NOT PRACTICAL, TOWELS SHLD BE SOAKED W/1

RTECS: 9999999ZZ

BURNED AREA. IDEALLY COMPRESSES SHLD BE CHANGED EVERY

RTECS: 9999999ZZ

STERILE 10% AQ CALCIUM GLUCONATE SOLN SUBCUTANEOUSLY

RTECS: 9999999ZZ

MORE THAN 0.5 CC PER SQ CENTIMETER & DO NOT DISTORT

RTECS: 9999999ZZ

ADDITIONAL TREATMENT IS INDICATED. SEEK MED ATTN AS

RTECS: 9999999ZZ

THEY MAY APPEAR INITIALLY.

RTECS: 9999999ZZ

INDISCRIMINATE HYDROGEN BLISTERING & SHLD

RTECS: 9999999ZZ

SKIN/CLTHG.DO NOT BRTH VAP.USE W/ADEQ VENT.REACTS

RTECS: 9999999ZZ

EXCEPTIONAL HEALTH AND CONTACT HAZARDS - READ MSDS.

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:VAPS MAY BE IRRITATING TO SKIN, EYES,
AND MUC MEMBS. INHAL OF VAPS MAY CAUSE SEV IRRIT/BURNS OF RESP SYS,
PULMONARY EDEMA, OR LUNG INFLAMM. LIQ & VAP CAUSE SEV BURNS WHICH
MAY NOT BE IMMED PAINFUL OR VISIBLE. SUBSTANCE IS READILY ABSORBED
THRU SKIN, PENETRATING SKIN TO ATTACK UNDERLYING TISS & BONE. (EFTS
OF OVEREXPOS)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: INGESTION MAY CAUSE SEVERE BURNS TO
MOUTH, THROAT, AND STOMACH. MAY HAVE ADVERSE EFFECT ON KIDNEY
FUNCTION AND MAY BE FATAL. CHRONIC EFFECTS OF EXPOSURE MAY INCLUDE
HYPOCALCEMIA, BONE AND JO INT CHANGES.
Medical Cond Aggravated by Exposure:NONE IDENTIFIED.

First Aid:CALL MD. INGEST: DO NOT INDUCE VOMIT; IF CONSCIOUS, GIVE
WATER, MILK/MILK OF MAGNESIA. INHAL: REMOVE TO FRESH AIR. IF NOT
BRTHG, GIVE ARTF RESP. IF BRTHG IS DFCLT, GIVE O2. EYE: IRRIGATE
FOR AT LEAST 15 MIN W/COPIOUS QUANTITIES OF WATER, KEEPING LIDS
APART & AWAY FROM EYEBALLS DURING IRRIGATION. GET COMPETENT MED
ATTN IMMED, PREF AN EYE SPECIALIST. IF MD IS NOT IMMED AVAILABLE,
APPLY (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-EXPOS CNTNRS COOL.
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL PROT
CLTHG. STOP LEAK IF YOU CAN DO SO W/OUT RISK. VENTILATE AREA. NEUT
SPILL W/ SODA ASH/LIME. W/CLEAN SHOVEL, CAREFULLY PLACE MATL INTO
CLEAN, DRY CNTNR & COVER; REMOVE FROM AREA. FLUSH SPILL AREA WITH
WATER.
Neutralizing Agent:J. T. BAKER NEUTRASOL "LOW NA+" ACID NEUT RECD FOR
SPILLS OF PROD;SODA ASH/LIME.

Handling and Storage Precautions:KEEP CNTNR TIGHTLY CLSD. STORE IN
CORR-PROOF AREA. ISOLATE FROM INCOMPATIBLE MATLS. KEEP CNTNRS OUT
OF SUN & AWAY FROM HEAT. PROTECT FROM FREEZING.
Other Precautions:HYDROFLUORIC ACID IS INCOMPATIBLE WITH GLASS & ALL
SILICON-BEARING MATLS & SHLD NEVER BE TRANSFERRED TO GLASS CNTNRS.
MATL SHOULD REMAIN IN ORIGINAL POLYETHYLENE CNTNR. UNLINED STEEL
TANKS IN HYDROFLU ORIC SERVICE ARE SUBJECT TO (ING 13)

Respiratory Protection:NIOSH/MSHA APPROVED RESP PROT REQD IF AIRBORNE
CONC EXCEEDS TLV. AT CONC UP TO 20 PPM, A NIOSH/MSHA APPROVED CHEM
CARTRIDGE RESPIRATOR W/ACID/ORG CARTRIDGE & DUST/MIST FILTER IS
RECD. ABOVE THIS LVL, NIOSH/MSHA APPROVED SCBA IS RECOMMENDED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
REQUIRMENTS. VENT HOOD.
Protective Gloves:NEOPRENE GLOVES ARE RECOMMENDED.
Eye Protection:CHEM WORK GOG & FULL LGTH FSHLD .
Other Protective Equipment:EMERGENCY EYEWASH AND DELUGE SHOWER .
UNIFORM, PROTECTIVE SUIT, LAB COAT AND APRON.
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: 1-2 DROPS OF 0.5% PONTOCAINE HYDROCHLORIDE
SOLN FOLLOWED BY 2ND IRRIGATION FOR 15 MIN. USE NONE OF THE SOLNS D
ESCRIBED FOR SKIN TREATMENT. USE NO OILS/GREASE UNLESS INSTRUCTED
TO DO SO BY MD. (ING 3)

HCC:C1
Melt/Freeze Pt:M.P/F.P Text:64.0F,17.8C
Spec Gravity:1.1 (H2O=1)
Solubility in Water:COMPLETE
Appearance and Odor:COLORLESS SOLUTION.
Percent Volatiles by Volume:80

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

Waste Disposal Methods:DISPOSE I/A/W ALL APPLICABLE FEDERAL, STATE AND
LOCAL ENVIRONMENTAL REGULATIONS. EPA HAZ WASTE NO: U134 (TOXIC
WASTE).

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.