=====================  Product Identification  =====================

MSDS NAME:B4500, N-A-BENZOYL-L-ARGININE ETHYL ESTER (SUP DAT)
NIIN:00N069765
MSDS Number: CBKVB
=== Responsible Party ===
Company:SIGMA CHEMICAL CO
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:314-771-5765
Emergency Phone Num:516-467-3535
CAGE:21076
=== Contractor Identification ===
Company:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Phone:314-771-5765
CAGE:21076

=============  Composition/Information on Ingredients  =============

Name:N-A-BENZOYL-L-ARGININE ETHYL ESTER HYDROCHLORIDE
    CRYSTALLINE
CAS:2645-08-1
OSHA PEL:N/K 
ACGIH TLV:N/K 

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
    INGESTION, OR SKIN ABSORPTION. MAY CAUSE IRRITATION. TO THE BEST OF
    MANUFACTURER KNOWLEDGE, THE CHEMICAL, PHYSICAL, AND TOXICOLOGICAL
    PROPERTIES HAVE NOT BEEN THOR OUGHLY INVESTIGATED.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

=======================  First Aid Measures  =======================

Eyes: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER FOR AT
    LEAST 15 MINUTES. SKIN: IMMEDIATELY WASH WITH SOAP AND COPIOUS
    AMOUNTS OF WATER. INHALATION: REMOVE TO FRESH AIR. IF NOT
    BREATHING, GIVE AR TIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT,
    GIVE OXYGEN. INGESTION: WASH OUT MOUTH WITH WATER PROVIDED PERSON
    IS CONSCIOUS. CALL MD. WASH CONTAMINATED CLOTHING BEFORE REUSE.

=====================  Fire Fighting Measures  =====================

Extinguishing Media:USE WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL
    POWDER OR APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

==================  Accidental Release Measures  ==================

Spill Release Procedures:WEAR NIOSH/MSHA APPROVED SCBA, RUBBER BOOTS
    AND HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG AND HOLD FOR
    WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA AND WASH SPILL
    SITE AFTER MATERIAL PICKUP	IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:AVOID BREATHING DUST. AVOID CONTACT
    WITH EYES, SKIN AND CLOTHING. KEEP CONTAINER CLOSED. HYGROSCOPIC.
    STORE IN A COOL, DRY PLACE.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:WEAR NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:COMPATIBLE CHEMICAL-RESISTANT GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS .
Other Protective Equipment:EMERGENCY EYEWASH & DELUGE SHOWER MEETING
    ANSI DESIGN CRITERIA .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
TRADE NAME/PART #: HYDROCHLORIDE CRYSTALLINE.

==================  Physical/Chemical Properties  ==================

Melt/Freeze Pt:M.P/F.P Text:>261F,>127C
Appearance and Odor:WHITE POWDER

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:PROTECT FROM MOISTURE.
Hazardous Decomposition Products:TOXIC FUMES OF CARBON MONOXIDE, CARBON
    DIOXIDE, NITROGEN OXIDES, HYDROGEN CHLORIDE GAS.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
    SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
    AFTERBURNER AND SCRUBBER. OBSERVE ALL FEDERAL, STATE AND LOCAL
    ENVIRONMENTAL 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.

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