Product ID:AWWA B-703;FLUOSILICIC ACID(HYDROFLUOROSILC
MSDS Date:07/20/1989
FSC:6810
NIIN:00-594-6375
MSDS Number: BFGWS

Emergency Phone: 201-945-9400

Info Phone: 201-945-9400

Cage: 82925

Telephone: 201-945-9400

Cage: 82925

HYDROFLUOSILICIC ACID

CAS: 16961-83-4

RTECS: VV8225000

Fraction By Weight: 20-40%

OSHA PEL 2.5 MG/CUM,AS(F)

ACGIH TLV: 2.5 MG/CUM,AS(F)

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:SEVERE EYES AND SKIN
BURNS/IRRITATION OF RESPIRATORY/G.I. TRACTS.
CHRONIC:COUGHING,IMPAIRED BREATHING,OSTEOFLUOROSIS (BONE
SOFTENING).
Explanation of Carcinogenicity:DATA PER MSDS
Effects of Overexposure:SEE HEALTH HAZARDS DATA;BURNS OF SKIN AND
EYES,COUGHING,IMPAIRED BREATHING ON PROLONGED INHALATION.
Medical Cond Aggravated by Exposure:RESPIRATORY AILMENTS SUCH AS
BRONCHITIS AND EMPHYSEMA.

First Aid:WASH CONTAMINATED AREAS OF BODY WITH SOAP AND WATER.TREAT
BURNS AS USUAL.FOR EYES GET MEDICAL ATTENTION.

Flash Point:NONE
Extinguishing Media:USE SUITABLE MEDIA FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA IN AN ENCLOSED
AREA.
Unusual Fire/Explosion Hazard:WHEN HEATED TO DECOMPOSITION IT EMITS
HIGHLY TOXIC AND CORROSIVE FUMES OF FLUORIDES.

Spill Release Procedures:NEUTRALIZE WITH SODIUM CARBONATE OR AN EQUAL
MIXTURE OF SODA ASH AND SLAKED LIME.AFTER MIXING,ADD WATER IF
NECESSARY TO FORM A SLURRY.

Handling and Storage Precautions:MUST BE STORED IN RUBBER OR PLASTIC
LINED CONTAINERS.KEEP AWAY FROM RESIDENTIAL AREAS,FOODS,& ORGANIC
MATERIALS AND ORGANIC MATERIALS.
Other Precautions:DO NOT SHIP WITH EXPLOSIVES,TOXICANTS,RADIOACTIVE
MATERIALS,THOSE MATERIALS WHICH FORM HAZARDOUS MATERIALS BY
REACTING WITH WATER OR WITH AIR,COMBUSTIBLE SOLIDS,& ORGANIC
PEROXIDES,OXIDIZERS.

Respiratory Protection:SELF CONTAINED BREATHING APPARATUS
Ventilation:USE LOCAL EXHAUST VENTILATION
Protective Gloves:RUBBER
Eye Protection:GOGGLES
Other Protective Equipment:WORK CLOTHES AND PROTECTIVE SHIELD,RUBBER
APRONS,BOOTS.
Work Hygienic Practices:AVOID CONTACT WITH EYES AND SKIN;DO NOT BREATHE
VAPORS/MIST.WASH THOROUGHLY AFTER EACH USE;DO NOT USE CONTAMINATED
CLOTH
Supplemental Safety and Health
OCTAGON PROCESS HAS PREPARED MSDS FOR THIS ITEM;THERE IS NO
MANUFACTURER NAME GIVEN ON MSDS;OCTAGON PROCESS INC IS CONSIDERED
AS MANUFACTURER.

HCC:C1
Boiling Pt:B.P. Text:220F/104C
Spec Gravity:1.22
Solubility in Water:COMPLETE
Appearance and Odor:WATER WHITE TO STRAW YELLOW COLOR, SLIGHT ACRID
ODOR

Stability Indicator/Materials to Avoid:YES
CARBON STEEL,SILICA BEARING MATERIALS,ALKALINE MATERIALS.
Stability Condition to Avoid:HEAT.
Hazardous Decomposition Products:HF/SILICON TETRAFLUORIDE/TOXIC VAPORS.

Waste Disposal Methods:ADD SLOWLY TO A LARGE AMOUNT OF SOLUTION OF SODA
ASH AND SLAKED LIME BY STIRRING.DISCHARGE THE SOLUTION WITH LARGE
AMOUNT OF WATER INTO A APPROVED DISPOSAL AREA.

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.