Product ID:UP100 URIPREP
MSDS Date:02/01/1995
FSC:6850
NIIN:00F039753
MSDS Number: BWXNM

PICKERING LABORATORIES INC

1951 COLONY STREET SUITE S
MOUNTAIN VIEW, CA 94043-5000
US

Emergency Phone: 415-694-6700

Info Phone: 415-694-6700

Cage: 0YGW7

PICKERING LABORATORIES INC

MOUNTAIN VIEW, CA 94043-5000 US

Telephone: 415-694-6700

Cage: 0YGW7

PERCHLORIC ACID *95-1*

CAS: 7601-90-3

RTECS: SC7500000

Fraction By Weight: 1%

NON-HAZARDOUS SALTS

WATER

CAS: 7732-18-5

RTECS: ZC0110000

LD50 LC50 Mixture:ORAL LD50 (RATS): 1100 MG/KG
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:INHALATION OF ACIDIC FUMES MAY CAUSE
DELAYED PULMONARY EDEMA, APNEA & FROTHY SPECTRUM DYSPNEA &
HEMOPTYSIS ARE POSSIBLE AFTER SEVERAL WEEKS AFTER EXPOSURE.
REPEATED EXPOSURES MAY CAUSE DENTAL EROSION, JAW NECROSIS,
BROCHIAL IRRITATION & FREGUENT ATTACKS OF BROCHIAL PNEUMONIA MAY
OCCUR.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:COUGHING, CHOKING, HEADACHE, DIZZINESS,
WEAKNESS, HYPOTENSION, CHESS TIGHTNESS, CYANOSIS, IRRITATION, COMA,
GI DISTURBANCES.

First Aid:EYES: IMMEDIATELY FLUSH W/PLENTY OF WATER FOR 15 MINS. SKIN:
IMMEDIATELY WASH W/COPIOUS AMOUNTS OF WATER & SOAP. INGESTION: IF
CONSCIOUS, GIVE LARGE QUANTITIES OF WATER IMMEDIATELY TO DILUTE
ACID. DON 'T INDUCE VOMITING. GIVE 1 OZ (30 ML) OF MILK OF
MAGNESIA. OBTAIN MEDICAL ATTENTION IN ALL CASES.

Flash Point:NONCOMBUSTIBLE
Extinguishing Media:WATER SPRAY. LARGE: FLOOD W/WATER FROM A DISTANCE.
Fire Fighting Procedures:DON'T MOVE CONTAINERS IF EXPOSURE OF HEAT HAS
OCCURED. COOL CONTAINERS W/WATER FROM SIDE UNTIL FIRE IS WELL OUT.
USE WATER IN FLOODING AMOUNTS AS A FOG. (SUPP)
Unusual Fire/Explosion Hazard:PROLONGED EXPOSURE OF THE CONTAINERS TO
HEAT MAY RESULT IN VIOLENT RUPTURE. NON-EXPLOSIVE. (SEE SUPP).

Spill Release Procedures:WEAR SAFETY GOGGLES & GLOVES. SOAK UP W/RAGS,
PAPER TOWELS, SPONGE. RINSE AWAY/DISCARD. WASH SITE W/SOAP & WATER.

Handling and Storage Precautions:KEEP TIGHTLY CLOSED. STORE IN COOL
PLACE.
Other Precautions:AVOID EYE & SKIN CONTACT & INHALATION. DON'T INGEST.

Protective Gloves:RUBBER/LATEX/VINYL
Eye Protection:CHEMICAL SAFETY GOGGLES/SAFETY GLASSES
Other Protective Equipment:LABORATORY COAT, SAFETY SHOWER W/EYE WASH
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
SPECIAL FIRE CONT'D: AVOID BREATHING CORROSIVE VAPORS, KEEP UPWIND. IF
THE FIRE ISN'T CONTROLLABLE, EVACUATE TO A RADIUS OF 1500 FT. FIRE
EXPLOSION CONT'D: ANHYDROUS FORM OF PERCHLORIC ACID MAY DECOMP OSE
SPONTANEOUSLY & EXPLOSIVELY TO RELEASE CORROSIVE FUMES OF HYDROGEN

Boiling Pt:B.P. Text: 212F
Melt/Freeze Pt:M.P/F.P Text: 32F
Vapor Pres:<17
Solubility in Water:COMPLETE
Appearance and Odor:CLEAR, COLORLESS LIQUID W/A CHARACTERISTIC ODOR OF
COUGH DROP.

Stability Indicator/Materials to Avoid:YES
PRIMARY/SECONDARY AMINES.
Stability Condition to Avoid:TEMP >212F.
Hazardous Decomposition Products:ANHYDROUS FORM OF PERCHLORIC ACID:
CORROSIVE FUME OF HYDROGEN CHLORIDE/CHLORINE DIOXIDE.

Waste Disposal Methods:THIS PRODUCT MAY BE SENT TO AN EPA-APPROVED
WASTE DISPOSAL FACILITY IAW/FEDERAL, STATE & LOCAL 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.