Product ID:22122-8 AMMONIUM HYDROXIDE ACS REAGENT
MSDS Date:05/01/1995
FSC:6505
NIIN:00F056293
MSDS Number: CHMXN

SIGMA CHEMICAL COMPANY

3050 SPRUCE ST
SAINT LOUIS, MO 63178-5000
US

Emergency Phone: 314-771-5765/800-325-3010

Info Phone: 314-771-5765/800-325-3010

Cage: 21076

SIGMA CHEMICAL COMPANY

14508 ST LOUIS, MO 63178 US

Telephone: 314-771-5765

Cage: 21076

AMMONIUM HYDROXIDE, AQUA AMMONIA *98-2*

CAS: 1336-21-6

RTECS: BQ9625000

ACGIH TLV: 25 PPM

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

AMMONIA, AMMONIUM HYDROXIDE-ANHYDROUS, ANHYDROUS AMMONIA

CAS: 7664-41-7

RTECS: BO0875000

Fraction By Weight: 20-30%

OSHA PEL 35 MG/CUM

ACGIH TLV: 17 MG/CUM

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:HARMFUL IF INGESTED, INHALED/ABSORBED
THROUGH SKIN. EXTREMELY DESTRUCTIVE TO TISSUE OF THE MUCOUS
MEMBRANES & UPPER RESPIRATORY TRACT, EYES/SKIN. INHALATION: FATAL,
RESULTING IN EDEMA OF THE LARYNX, B RONCHI, CHEMICAL PNEUMONITIS &
PULMONARY EDEMA.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:SPASM, INFLAMMATION, BURNING SENSATION,
COUGHING, WHEEZING, LARYNGITIS, SHORTNESS OF BREATH, HEADACHE,
NAUSEA, VOMITING.

First Aid:EYES/SKIN: FLUSH W/COPIOUS AMOUNTS OF WATER FOR 15 MINS.
INGESTION: WASH OUT MOUTH W/WATER IF CONSCIOUS. INHALATION: REMOVE
TO FRESH AIR. GIVE CPR/OXYGEN IF NEEDED. OBTAIN MEDICAL ATTENTION
IN ALL CAS ES.

Flash Point:NONE
Lower Limits:16
Upper Limits:27
Fire Fighting Procedures:WEAR SCBA & PROTECTIVE CLOTHING.
Unusual Fire/Explosion Hazard:NONCOMBUSTIBLE. EMITS TOXIC FUMES UNDER
FIRE CONDITIONS. AUTOIGNITION TEMP: 1204F.

Spill Release Procedures:USE SCBA. EVACUATE AREA. ABSORB ON
SAND/VERMICULITE & PLACE IN CLOSED CONTAINERS FOR DISPOSAL.
VENTILATE AREA & WASH SITE AFTER MATERIAL PICKUP IS COMPLETE.

Handling and Storage Precautions:REFRIGERATE BEFORE OPENING. KEEP
TIGHTLY CLOSED.
Other Precautions:AVOID PROLONGED/REPEATED EXPOSURE. DON'T GET IN EYES,
SKIN/CLOTHING. DON'T BREATHE VAPOR.

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES/FACESHIELD (8-INCH MIN)
Other Protective Equipment:PROTECTIVE CLOTHING, SAFETY SHOWER & EYE
BATH.
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

Vapor Pres:115
Vapor Density:1.2
Spec Gravity:0.9
Appearance and Odor:CLEAR COLORLESS LIQUID

Stability Indicator/Materials to Avoid:YES
ACIDS, COPPER, COPPER ALLOYS, GALVANIZED IRON, ALUMINUM.
Hazardous Decomposition Products:COMBUSTION: AMMONIA.

Waste Disposal Methods:CAUTIOUSLY ADD A LARGE STIRRED EXCESS OF WATER.
ADJUST PH TO NEUTRAL, SEPARATE INSOLUBE SOLIDS/LIQUIDS & PACKAGE
THEM FOR DISPOSAL. FLUSH THE AQUEOUS SOLUTION DOWN THE DRAIN
W/PLENTY OF WATER, IAW/FED ERAL, 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.