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

MSDS NAME:D19930, 2,4-DINITROPHENYLHYDRAZINE, 97%, MOISTENED(SUP DAT)
Status Code:A
MSDS Number: CKDMP
=== Responsible Party ===
Company:SIGMA-ALDRICH CHEMICAL CO
Address:1001 WEST SAINT PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:52301
Country:US
Info Phone Num:800-325-5832;800-231-8327
Emergency Phone Num:1-414-273-3850
CAGE:IO648
=== Contractor Identification ===
Company:SIGMA-ALDRICH CHEMICAL CO
Address:1001 WEST SAINT PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:52301
Country:US
Phone:800-325-5832;800-231-8327
CAGE:IO648

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

Name:2,4-DINITROPHENYLHYDRAZINE, MF: C6H6N404, EC NO: 204-309-3
CAS:119-26-6
RTECS #:MV3325000

Name:WATER
CAS:7732-18-5
RTECS #:ZC0110000
= Wt:30.

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

LD50 LC50 Mixture:450 MG/KG (IPR - MUS)
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE EFFECTS: HARMFUL IF SWALLOWED,
    INHALED, OR ABSORBED THROUGH SKIN. CAUSES EYE AND SKIN IRRITATION.
    MAY CAUSE ALLERGIC SKIN REACTION. ABSORPTION INTO THE BODY LEADS TO
    THE FORMATION OFMETHEMOGLOBI N WHICH IN SUFFICIENT CONCENTRATION
    CAUSES CYANOSIS. ONSET MAY BE DELAYED 2 TO 4 HOURS OR LONGER. 
    CHRONIC EFFECTS: LABORATORY EXPERIMENTS HAVE SHOWN MUTAGENIC
    EFFECTS. TO THE BEST OFOUR KNOWLEDGE, TH E CHEMICAL , PHYSICAL AND
    TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY INVESTIGATED.
Effects of Overexposure:HARMFUL BY INHALATION, IN CONTACT WITH SKIN AND
    IF SWALLOWED. MAY CAUSE SENSITIZATION BY SKIN CONTACT. IRRITATING
    TO EYES, RESPIRATORY SYSTEM AND SKIN.  POSSIBLE MUTAGEN.  TARGET
    ORGAN(S): BLOOD.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER .

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

First Aid:IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES WITH COPIOUS
    AMOUNTS OF WATER FOR AT LEAST 15 MINUTES.  INCASE OF CONTACT,
    IMMEDIATELY WASH SKIN WITH SOAP AND COPIOUS AMOUNTS OF WATER.  IF
    INHALED, REMOVE  TO FRESH AIR. IF NOT BREATHING GIVE ARTIFICIAL
    RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.  IF SWALLOWED,
    WASH OUT MOUTH WITH WATER PROVIDED PERSON IS CONSCIOUS. CALL A
    PHYSICIAN.	DISCARD CO NTAMINATED CLOTHING AND SHOES.

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

Extinguishing Media:WATER SPRAY. CARBON DIOXIDE, DRY CHEMICAL POWDER OR
    APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
    PROTECTIVE CLOTHING TO PEVENT CONTACT WITH SKIN AND EYES. FLAMMABLE
    SOLID.
Unusual Fire/Explosion Hazard:MAY EXPLODE WHEN HEATED. WARNING: THIS
    MATERIAL IS CLASSIFIED AS AN EXPLOSIVE WHEN DRY. FIRE FIGHTING
    SHOULD BE DONE FROM A REMOTE POSITION. SOLID CONTAINING 30% WATER.
    UNSTABLE ABOVE 160 DEGREES C.

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

Spill Release Procedures:EVACUATE AREA. SHUT OFF ALL SOURCES OF
    IGNITION. WEAR SELF-CONTAINED BREATHING APPARATUS, RUBBER BOOTS AND
    HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG AND HOLD FOR WASTE
    DISPOSAL. AVOID RAISING DUST .

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

Handling and Storage Precautions:WARNING: THIS MATERIAL IS CLASSIFIED
    AS AN EXPLOSIVE WHEN DRY. MOIST SOLID CONTAINING 30% WATER.
    UNSTABLE ABOVE 160 DEGREES C.
Other Precautions:USE NONSPARKING TOOLS. KEEP TIGHTLY CLOSED. KEEP AWAY
    FROM HEAT, SPARKS, AND OPEN FLAME. STORE IN A COOL DRY PLACE.

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

Respiratory Protection:WEAR APPROPRIATE NIOSH-APPROVED RESPIRATOR
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL-RESISTANT GLOVES.
Eye Protection:SAFETY GOGGLES.
Other Protective Equipment:SAFETY SHOWER AND EYEBATH. PROTECTIVE
    CLOTHING.
Work Hygienic Practices:USE NONSPARKING TOOLS. DO NOT BREATHE DUST.
    AVOID PROLONGED OR REPEATED EXPOSURE. DO NOT GET IN EYES, ON SKIN,
    ON CLOTHING. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
PRODUCT ID (CONT): WITH WATER (30%).

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

Appearance and Odor:MOIST ORANGE TO BRICK-RED POWDER

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

Stability Indicator/Materials to Avoid:NO
OXIDIZING AGENTS. HEAT.
Stability Condition to Avoid:THIS MATERIAL IS CLASSIFIED AS AN
    EXPLOSIVE WHEN DRY. UNSTABLE ABOVE 160 DEGREES C.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY PRODUCE
    CARBON MONOXIDE, CARBON DIOXIDE, AND NITROGEN OXIDES.

===================  Toxicological Information	===================

Toxicological Information:RTECS #: MV3325000,
    HYDRAZINE,2,4-DINITROPHENYL-.  IRRITATION DATA: EYE-RBT 500 MG/24H
    MLD.  85JCAE -,755,1986.  TOXICITY DATA: IPR-MUS LD50: 450 MG/KG.
    CNREA8 41,1469,1981.  ONLY SELECTED REGISTRY OF  TOXIC EFFECTS OF
    CHEMICAL SUBSTANCES (RTECS) DATA IS PRESENTED HERE. SEE ACTUAL
    ENTRY IN RTECS FOR COMPLETE INFORMATION.

=====================  Ecological Information  =====================

Ecological:DATA NOT YET AVAILABLE.

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

Waste Disposal Methods:CONTACT A LICENSED PROFESSIONAL WASTE DISPOSAL
    SERVICE TO DISPOSE OF THIS MATERIAL. OBSERVE ALL FEDERAL, STATE AND
    LOCAL ENVIRONMENTAL REGULATIONS.

===================  MSDS Transport Information  ===================

Transport Information:CONTACT ALDRICH CHEMICAL COMPANY FOR
    TRANSPORTATION INFORMATION.

=====================  Regulatory Information  =====================

Federal Regulatory Information:REVIEWS, STANDARDS, AND REGULATIONS: 
    OEL=MAK.  NOHS 1974: HZD 82081: NIS 3: TNF 830: NOS 3: TNE 7486. 
    NOES 1983: HZD 82081: NIS 4: TNF 138: NOS 7: TNE 2087: TFE 1068. 
    EPA GENETOX PROGRAM 1988, POSI TIVE: HISTIDINE REVERSION-AMES TEST.
     EPA TSCA SECTION 8(B) CHEMICAL INVENTORY.	EPA TSCA TEST
    SUBMISSION (TSCATS) DATA BASE, JUNE 1999.

=======================  Other Information  =======================

 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.

*** END OF RECORD ***