Product ID:GB 88 FLUX,STAY SILV WHITE/BLACK BRAZING FL
MSDS Date:04/01/1990
FSC:3439
NIIN:00-347-5254
MSDS Number: BMBVR

HARRIS J W CO INC

10930 DEERFIELD RD
CINCINNATI, OH 45242-4110
US

Emergency Phone: 800-733-4043

Info Phone: 513-891-2000

Cage: JO820

J. W. HARRIS CO., INC.

CINCINNATI, OH 45242-4110 US

Telephone: 513-891-2000

Cage: 27911

POTASSIUM BORATE/K TETRABORATE

CAS: 1332-77-0

OSHA PEL 15 MG/M3 (MFR)

ACGIH TLV: 10 MG/M3 (MFR)

POTASSIUM PENTABORATE

CAS: 1229-13-9

OSHA PEL 15 MG/M3 (MFR)

ACGIH TLV: 10 MG/M3 (MFR)

BORON OXIDE/BORIC ACID

CAS: 1303-86-2

RTECS: ED7900000

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3; 9293

POTASSIUM HYDROGEN FLUORIDE/K BIFLUORIDE

CAS: 7789-29-9

RTECS: TS6650000

OSHA PEL 2.5 MG/M3 (MFR)

ACGIH TLV: 2.5 MG/M3 (MFR)

WATER

CAS: 7732-18-5

RTECS: ZC0110000

LD50 LC50 Mixture:ORAL LD50 (RAT) IS UNKNOWN.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE- FUMES ARE IRRITATING TO EYES,
SKIN & THE RESPIRATORY TRACT. FLUXES ARE USED WITH BRAZING FILLER
METALS. WHEN MELTED, THESE FILLER METALS MAY PRODUCE FUMES WHICH
ARE HAZARDOUS. FILLER METALS MAY CONTAIN CADMIUM AND MAY GENERATE
TOXICFUMES. CHRONIC- NONE KNOWN.
Effects of Overexposure:FUMES ARE IRRITATING TO EYES, SKIN & THE
RESPIRATORY TRACT. FLUXES ARE USED WITH BRAZING FILLER METALS. WHEN
MELTED, THESE FILLER METALS MAY PRODUCE FUMES WHICH ARE HAZARDOUS.
FILLER METALS MAY CONTAI N CADMIUM AND MAY GENERATE TOXIC FUMES.
Medical Cond Aggravated by Exposure:EXISTING EYE, SKIN AND LUNG
DISORDERS MAY BE AGGRAVATED.

First Aid:GET MEDICAL CARE IF SYMPTOMS PERSIST. EYES: FLUSH WITH WATER
FOR 15 MINUTES HOLDING EYELIDS OPEN. SKIN: WASH WITH WATER.
INHALED: REMOVE TO FRESH AIR. PROVIDE CPR/OXYGEN IF NECESSARY.
ORAL: IF CONSCIO US, INDUCE VOMITING. CALL DOCTOR.

Flash Point:NON-FLAMMABLE
Extinguishing Media:WATER FOG, CARBON DIOXIDE, FOAM OR DRY CHEMICAL.
WATER SPRAY MAY BE USED TO KEEP FIRE EXPOSED CONTAINERS COOL.
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
FACEPIECE OPERATED IN THE POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:MAY FORM TOXIC FUMES AND VAPORS.

Spill Release Procedures:LARGE SPILLS SHOULD BE NEUTRALIZED WITH A
SLAKED LINE-SODA ASH SLURRY. TRANSFER TO A CONTAINER FOR DISPOSAL.

Handling and Storage Precautions:STORAGE-KEEP MATERIAL UNDER AMBIENT
CONDITIONS.
Other Precautions:NO FOOD OR SMOKING IN WORK AREAS. WASH THOROUGHLY
AFTER HANDLING. REMOVE AND PROFESSIONALLY WASH CONTAMINATED
CLOTHING BEFORE RE-USE. DO NOT BREATHE FUMES OR SMOKE. AVOID
CONTACT WITH EYES AND SKIN.

Respiratory Protection:USE NIOSH-APPROVED RESPIRABLE FUME RESPIRATOR OR
AIR SUPPLIED RESPIRATOR WHEN BRAZING IN CONFINED SPACE OR WHERE
LOCAL EXHAUST OR VENTILATION DOES NOT KEEP EXPOSURE BELOW TLV.
TRAIN THE EMPLOYEE TO KE EP HIS HEAD OUT OF THE FUMES.
Ventilation:USE ENOUGH VENTILATION TO KEEP THE FUMES BELOW TLV'S IN THE
WORKERS BREATHING ZONE & GENERAL AREA.
Protective Gloves:PROTECTIVE GLOVES
Eye Protection:GOGGLES/FACE SHIELD WITH FILTER LENS
Other Protective Equipment:WEAR HEAD & BODY PROTECTION WHICH HELP TO
PREVENT INJURY FROM RADIATION, SPARKS & FLAMES (HATS, SHOULDER
PROTECTION...).
Work Hygienic Practices:WASH THOROUGHLY BEFORE EATING OR DRINKING.
Supplemental Safety and Health
FORMULA CHANGED. FOR PREVIOUS FORMULATION, SEE P/N A UNDER THE SAME
NSN.

HCC:N1
Spec Gravity:1.54(W),1.66(B)
Solubility in Water:MODERATE
Appearance and Odor:SMOOTH WHITE OR BLACK PASTE WITH NO ODOR

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS
Stability Condition to Avoid:OPEN FLAMES AND SPARKS CAN IGNITE
COMBUSTIBLES.
Hazardous Decomposition Products:DEPENDS ON METAL BEING BRAZED,FILLER
METAL USED,PROCEDURE,COATING ON METAL BEING SOLDERED
(PAINT,PLATING,GALVANIZING).

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH LOCAL, STATE AND
FEDERAL 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.