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

MSDS NAME:GUANIDINE HYDROCHLORIDE, O-600
NIIN:00N067754
MSDS Number: CBWTZ
=== Responsible Party ===
Company:CHEM SERVICE INC
Box:3108
City:WEST CHESTER
State:PA
ZIP:19381
Country:US
Info Phone Num:215-692-3026
Emergency Phone Num:215-692-3026
CAGE:84898
=== Contractor Identification ===
Company:CHEM SERVICE INC
Box:3108
City:WEST CHESTER
State:PA
ZIP:19381
Country:US
Phone:215-692-3026
CAGE:84898
Company:CHEM SERVICE, INC
Address:660 TOWER LN
Box:599
City:WEST CHESTER
State:PA
ZIP:19301-9650
Country:US
Phone:610-692-3026
CAGE:8Y898

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

Name:GUANIDINE, MONOHYDROCHLORIDE; (GUANIDINE HYDROCHLORIDE)
CAS:50-01-1
RTECS #:MF4300000
OSHA PEL:N/K 
ACGIH TLV:N/K 

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

LD50 LC50 Mixture:LD50: (RAT) 500 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ALL CHEMICALS SHOULD BE CONSIDERED
    HAZARDOUS - AVOID DIRECT PHYSICAL CONTACT! CAN CAUSE EYE
    IRRITATION. CAN CAUSE SKIN IRRITATION. CAN BE HARMFUL IF ABSORBED
    THROUGH THE SKIN. CAN BE HARMFUL IF INHALE D. CAN BE HARMFUL IF
    SWALLOWED. CAN BE IRRITATING TO MUCOUS MEMBRANES.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:ANTIDOTE IS SUBSTANCE INTENDED TO COUNTERACT EFT OF POISON.
    IT SHOULD BE ADMIN ONLY BY MD/TRAINED EMER PERS. MED ADVICE CAN BE
    OBTAINED FROM POIS CTL CTR. EYES:FLUSH CONTINUOUSLY W/WATER FOR AT
    LEAST  15-20 MIN. SKIN: FLUSH W/WATER FOR 15-20 MIN. IF NO BURNS
    HAVE OCCURRED-USE SOAP & WATER TO CLEANSE SKIN. INHAL: REMOVE TO
    FRESH AIR. ADMIN OXYGEN IF HAVING DFCLTY BRTHG. IF BRTHG HAS
    STOPPED (SUPDAT)

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

Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL POWDER OR WATER SPRAY.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

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

Spill Release Procedures:EVACUATE AREA. WEAR APPROPRIATE OSHA-REGULATED
    EQUIPMENT. VENTILATE AREA. SWEEP UP AND PLACE IN AN APPROPRIATE
    CONTAINER. HOLD FOR DISPOSAL. WASH CONTAMINATED SURFACES TO REMOVE
    ANY RESIDUES.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:AVOID CONTACT WITH SKIN, EYES AND
    CLOTHING. KEEP TIGHTLY CLOSED AND STORE IN A COOL, DRY PLACE.
Other Precautions:PERSONS NOT SPECIFICALLY & PROPERLY TRAINED SHOULD
    NOT HANDLE THIS CHEM OR ITS CNTNR. THIS PROD IS FURNISHED FOR LAB
    USE ONLY! PRODS MAY NOT BE USED AS DRUGS, COSMETICS,
    AGRICULTURAL/PESTICIDAL PRODS,  FOOD ADDITIVES OR AS HOUSEHOLD
    CHEMS.

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

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:THIS CHEMICAL SHOULD BE HANDLED ONLY IN A HOOD.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EMERG EYE WASH & DELUGE SHOWER
    . USE APPROPRIATE OSHA/MSHA APPROVED SAFETY EQUIPMENT.
Work Hygienic Practices:CONTACT LENSES SHOULD NOT BE WORN IN THE
    LABORATORY.
Supplemental Safety and Health
FIRST AID PROC: ADMIN ARTF RESP. IF IN CARD ARREST ADMIN CPR. CONTINUE
    LIFE SUPPORTING MEASURES UNTIL MED ASSISTANCE HAS ARRIVED.

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

Melt/Freeze Pt:M.P/F.P Text:361F,183C
Spec Gravity:1.354
Solubility in Water:SOLUBLE
Appearance and Odor:WHITE CRYSTALLINE SOLID.

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

Stability Indicator/Materials to Avoid:YES
INCOMPATIBLE WITH STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:EASILY OXIDIZED-MAY BE A PEROXIDE
    FORMER-CHECK FOR PEROXIDES ON ALL OPENED SAMPLES.
Hazardous Decomposition Products:DECOMPOSITION LIBERATES TOXIC FUMES.

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

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH FEDERAL,
    STATE AND LOCAL REGULATIONS . BURN IN A CHEMICAL INCINERATOR
    EQUIPPED WITH AN AFTERBURNER AND SCRUBBER.

 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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