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

MSDS NAME:M/M DOUBLE DUTY BLOCKS, T270
NIIN:00N072661
MSDS Number: CBYRQ
=== Responsible Party ===
Company:NATIONAL CHEMSEARCH
Box:152170
City:HOUSTON
State:TX
ZIP:75015
Country:US
Info Phone Num:214-438-1381
Emergency Phone Num:214-438-1381
Preparer's Name:L. DEYOUNG
CAGE:0TTE8
=== Contractor Identification ===
Company:NATIONAL CHEMSEARCH
Box:City:IRVING
State:TX
ZIP:75015
Country:US
Phone:214-438-4144
CAGE:0TTE8

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

Name:BENZENE, P-DICHLORO-; (P-DICHLOROBENZENE) (SARA 313)
    (CERCLA)   LD50: (ORAL, RAT) 3826 MG/KG
CAS:106-46-7
RTECS #:CZ4550000
OSHA PEL:75 PPM
ACGIH TLV:10 PPM
EPA Rpt Qty:100 LBS
DOT Rpt Qty:100 LBS

Name:SUPDAT: BODY WT, SOME ORGAN WTS & CLINICAL PARAMETERS,
    PORPHYRIA & KIDNEY DMG (MALE RATS ONLY) W/LIVER TOXICITY. (ING 3)
RTECS #:9999999ZZ

Name:ING 2: CHANGES IN BONE MARROW, SPLEEN, THYMUS & NASAL
    TURBINATES WERE ALSO OBSERVED IN RATS AT DOSAGES WHICH (ING 4)
RTECS #:9999999ZZ

Name:ING 3: PRODUCED SOME DEATHS.
RTECS #:9999999ZZ

Name:FIRST AID PROC: SURF OF EYES & LIDS W/WATER. GET IMMED MED
    ATTN. SKIN: WASH AFFECTED AREAS W/LG AMTS OF RUNNING (ING 6)
RTECS #:9999999ZZ

Name:ING 5: WATER & SOAP IF AVAIL FOR 15 MIN. REMOVE CONTAMD
    CLTHG & SHOES. GET IMMED MED ATTN. WASH CLTHG & CLEAN (ING 7)
RTECS #:9999999ZZ

Name:ING 6: SHOES BEFORE REUSE. INGEST: GIVE 3 TO 4 GLASSES OF
    WATER BUT DO NOT INDUCE VOMIT. IF VOMIT OCCURS, GIVE (ING 8)
RTECS #:9999999ZZ

Name:ING 7: FLUIDS AGAIN. GET MED ATTN TO DETERMINE WHETHER
    VOMIT OR EVACUATION OF STOMACH IS NECESSARY. DO NOT GIVE (ING 9)
RTECS #:9999999ZZ

Name:ING 8: ANYTHING BY MOUTH TO AN UNCON OR CONVULSING PERSON.
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:SEE INGREDIENT 1
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:ACUTE:CAUSES EYE IRRIT. CAUSES SKIN
    IRRIT & BURNING SENSATIONS. INHAL CAN CAUSE NASAL & RESP TRACT
    IRRIT. INGEST MAY BE HARMFUL & MAY CAUSE NAUS & VOMIT. CHRONIC:
    EXTENDED/PRLNGD INHAL MAY CAUSE HDCH,  SWELL AROUND EYES, INFLAM OF
    MUC MEMBSOF NOSE, LOSS OF APPETITE, NAUS OR VOMIT & POSS LIVER &
    KIDNEY (EFTS OF OVEREXP)
Explanation of Carcinogenicity:BENZENE, P-DICHLORO: IARC MONOGRAPHS,
    SUPP, VOL 7, PG 192, 1987:GROUP 2B. NTP 7TH ANNUAL REPORT ON
    CARCINS, (SUPDAT)
Effects of Overexposure:HLTH HAZ: DMG. INGEST IN HIGH DOSES MAY CAUSE
    LIVER & KIDNEY INJURY & JAUNDICE. TARGET ORGANS: LIVER & KIDNEY.
    RPTD INHAL STUDIES (UP TO 14 WEEKS) W/P-DICHLOROBENZENE CONDUCTED
    IN RATS, RABBITS, GUINE A PIGS & DOGS HAVE RSLTD IN  LIVER & KIDNEY
    TOX, LUNG EFTS, REVERSIBLE EYE CHANGES (RABBITS ONLY), REDUCED BODY
    (SUPDAT)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:INHAL: REMOVE FROM AREA TO FRESH AIR. IF NOT BRTHG, CLEAR
    AIRWAY & START MOUTH-TO-MOUTH ARTF RESP OR USE BAG-MASK RESP. GET
    IMMED MED ATTN. IF VICTIM IS HAVING TROUBLE BRTHG, TRANSPORT TO MED
    CARE & I F AVAIL GIVE SUPPLEMENTAL OXYGEN. EYES:IMMED RINSE
    W/WATER. REMOVE ANY CONTACT LENSES & CONTINUE FLUSHING W/RUNNING
    WATER FOR AT LEAST 15 MIN. HOLD EYELIDS APART TO ENSURE RINSING OF
    ENTIRE (ING 5)

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

Flash Point Method:TCC
Flash Point:150F,66C
Extinguishing Media:FOAM, CARBON DIOXIDE, DRY CHEMICAL, WATER SPRAY.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:UPON BURNING, MAY FORM OXIDES OF CARBON,
    CHLORIDES AND CHLORINE GAS.

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

Spill Release Procedures:MATERIAL CONSISTS OF A SOLID BLOCK WRAPPED IN
    PROTECTIVE PLASTIC TO PREVENT SUBLIMATION. IF MATERIAL BREAKS OR IS
    SCATTERED, SWEEP UP AND PUT IN A LABELED CONTAINER FOR PROPER
    DISPOSAL.
Neutralizing Agent:NOT APPLICABLE.

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

Handling and Storage Precautions:DO NOT USE OR STORE NEAR HEAT OR OPEN
    FLAME. STORE AT MODERATE TEMPERATURES, IN A WELL-VENTILATED AREA.
    WASH THOROUGHLY AFTER HANDLING.
Other Precautions:KEEP OUT OF REACH OF CHILDREN. READ THE ENTIRE LABEL
    BEFORE USING THIS PRODUCT.

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

Respiratory Protection:FOR EMERGENCIES OR WORK IN CONFINED AREAS, WEAR
    NIOSH APPROVED SELF-CONTAINED BREATHING APPARATUS OR SUPPLIED-AIR
    RESPIRATORY PROTECTION.
Ventilation:GENERAL OR MECHANICAL EXHAUST TO MAINTAIN EXPOSURE LEVELS
    BELOW TLV.
Protective Gloves:PVC GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EXPLAN OF CARCIN: 1994:ANTIC TO BE CARCIN. ANIMAL:KIDNEY, BLADDER,
    URETER, LIVER. EFTS OF OVEREXP: WT & NUMBER OF WHITE BLOOD CELLS,
    CLINICAL SIGNS & ANIMAL DEATHS AT HIGH EXPOS LEVELS WHILE NO EFTS R
    EPORTED IN MICE/MONKEYS. NO ADVERSE EFTS OBSERVED IN RATS FOLLOWING
    RPTD SKIN EXPOS BUT EXHIBITED CHANGES IN (ING 2)

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

Boiling Pt:B.P. Text:345F,174C
Vapor Pres:0.6
Vapor Density:5.1
Spec Gravity:1.458 (H*2O=1)
Evaporation Rate & Reference:0.15 (BU A/C=1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:BLUE, OPAQUE SOLID; CHERRY/MOTHBALL ODOR.
Percent Volatiles by Volume:99

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS.
Stability Condition to Avoid:HEAT, HOT SURFACES, SPARKS AND OPEN FLAME.
Hazardous Decomposition Products:CARBON DIOXIDE, CARBON MONOXIDE,
    CHLORIDES, CHLORINE.

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH STATE, FEDERAL AND
    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.

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