Product ID:HYDROFLUOSILICIC ACID
MSDS Date:01/09/1987
FSC:6810
NIIN:00-594-6375
MSDS Number: BFGWQ

Emergency Phone: 919-672-1308 OR 716-278-7021

Info Phone: 919-672-1308 OR 904-397-8101

Cage: 3P400

Telephone: 919-672-1308

Cage: 3P400

HYDROFLUOSILICIC ACID

CAS: 16961-83-4

RTECS: VV8225000

Fraction By Weight: 24.0%

OSHA PEL 2.5 MM/CUM AS (F)

ACGIH TLV: 2.5 MM/CUM AS (F)

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Health Hazards Acute and Chronic:ACUTE:CORROSIVE TO ALL BODY
TISSUES;SEVERE IRRITATION OF EYES AND SKIN;SKIN & EYE
ULCERATION;BLISTERING OF SKIN;IRRITATING TO RESPIRATORY AND G.I.
TRACTS;COUGHING,HEADACHE,NAUSEA,SHOCK PULMONARY EDEMA .
CHRONIC:FLUORISIS,CAN LEAD TO COMA, OR DEATH.
Effects of Overexposure:CORROSIVE.CAUSE BURNING OR ULCERATION;ABDOMINAL
PAIN,VOMITING,SHOCK,MAYBE DEATH.
Medical Cond Aggravated by Exposure:PRE-EXISTING CONDITIONS MAY BE
WORSEN.

First Aid:EYE:FLUSH W/COPIOUS AMOUNT OF WATER;SKIN:WASH WITH SOAP &
WATER;INHALE:REMOVE TO FRESH AIR,GIVE ARTIFICIAL RESPIRATION IF
NEEDED;ING:GIVE LARGE AMOUNTS OF WATER OR MILK.DO NOT INDUCE
VOMITING.GET MEDI CAL ATTN.

Flash Point:NONE
Extinguishing Media:USE AGENT SUITABLE FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR CHEMICAL PROTECTIVE SUIT WITH SELF CONTD
BRTHG APP.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES WHEN HEATED OR REACTING
WITH WATER. FUMES EMITTED ARE ALSO CORROSIVE

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

Handling and Storage Precautions:KEEP IN TIGHTLY CLOSED CONTAINERS IN A
COOL PLACE. LOOSEN CLOSURE CAUTIOUSLY

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR FOR
VAPORS/MIST IF ABOVE TLV/PEL.
Ventilation:PROVIDE MECHAN(GEN/LOCAL EXHAUST)VENT TO MAINTN Protective Gloves:RUBBER/NEOPRENE
Eye Protection:PROTECTIVE SHIELD
Other Protective Equipment:PROTECTIVE CLOTHING;EYE-WASH.
Work Hygienic Practices:AVOID CONTACT WITH EYES AND SKIN;DO NOT BREATHE
VAPORS & MIST.
Supplemental Safety and Health

HCC:C1
Boiling Pt:B.P. Text:233F/105C
Vapor Pres:218
Spec Gravity:1.2
pH:1.0
Solubility in Water:COMPLETE
Appearance and Odor:WATER WHITE TO STRAW COLORED.LIQUID,PUNGENT ODOR

Stability Indicator/Materials to Avoid:YES
STRONG ALKALIES,CHLORITES,PROXIDES,ATTACH GLASS & STONEWARE
Stability Condition to Avoid:TEMP ABOVE 90C:TO THIN,ADD ACID TO
WATER,NEVER WATER TO ACID
Hazardous Decomposition Products:TOXIC & CORROSIVE FUMES OF FLUORIDES.

Waste Disposal Methods:ADD SLOWLY TO A LARGE AMT OF SODA ASH & SLAKED
LIME BY STIRRING. DISCHARGE SOLN WITH LARGE QTY WATER INTO A SINK
LINED WITH PROTECTIVE MATTING & FILLED WITH COARSE CHIPPED MARBLE.

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.