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MSDS  : DI-CUP 40C ORGANIC PEROXIDE
CAS  : 80-43-3
1317-65-3
98-82-8
NAME  : ing 8:normal during next 48 hrs. cumene was eye irritant. other:dicumyl
ing 9:peroxide has been rptd to cause embryotoxicity (death &/or
ing 10:an ed50 of 1.2 umol per egg.
first aid proc:see a physician.
waste disp meth:other chem wastes. do not put solns containing prod into
other prec:in ventilated area out of direct sunlight & away from heat
ing 14:of prods org peroxide & formation of lumps & cakes. prod
ing 15:oxidizing & reducing agents, oxidation catalysts, copper,
ing 16:stored near such matls.
vent:should comply with applicable air pollution control regulations.
hygiene pract:vaps & dusts. wash thoroughly after handling, &
peroxide, bis(alpha, alpha-dimethylbenzyl
calcium carbonate
cumene (sara 313) (cercla)
supdat:active in causing decomp of the peroxide.
efts of overexp:hdch, dizz, slight incoordination, narc, & coma may
ing 5:cont. it causes irrit when hndld @ 200 ppm. animal efts:rat oral
ing 6:di-cup t oil. 4100 mg/kg admin as 20% soln in corn.) oral ld50 of
ing 7:mild conj but no corneal efts were seen in testing of 50% soln of
HERCULES INC -- DI-CUP 40C ORGANIC PEROXIDE
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Material Safety Data Sheet
=======================================================
MSDS Num: CDTFF
MSDS NAME: DI-CUP 40C ORGANIC PEROXIDE
Responsible Party
Name: HERCULES INC
Address: HERCULES PLAZA
City: WILMINGTON DE 19894
Info Phone: 302-594-5000
Emergency Phone Number: 302-594-5000
Published: Y
=======================================================
Contractor Summary
=======================================================
Name: HERCULES INC
Address: HERCULES PLAZA
City: WILMINGTON DE 19894
Phone: 302-594-5000
Name: HERCULES INCORPORATED
Address: HERCULES PLAZA
City: WILMINGTON DE 19894
Phone: 302-594-5000
=======================================================
Ingredients
=======================================================
Name: ING 8:NORMAL DURING NEXT 48 HRS. CUMENE WAS EYE IRRITANT. OTHER:DICUMYL
PEROXIDE:NEGATIVE IN AMES TESTS. DICUMYL
-----------------------------
Name: ING 9:PEROXIDE HAS BEEN RPTD TO CAUSE EMBRYOTOXICITY (DEATH &/OR
MALFORMATIONS) IN 3-DAY OLD CHICK EMBRYOS WITH
-----------------------------
Name: ING 10:AN ED50 OF 1.2 UMOL PER EGG.
-----------------------------
Name: FIRST AID PROC:SEE A PHYSICIAN.
-----------------------------
Name: WASTE DISP METH:OTHER CHEM WASTES. DO NOT PUT SOLNS CONTAINING PROD INTO
SEWER SYS.
-----------------------------
Name: OTHER PREC:IN VENTILATED AREA OUT OF DIRECT SUNLIGHT & AWAY FROM HEAT
SOURCES. STOR @ HIGHER TEMPS RISKS MELTING
-----------------------------
Name: ING 14:OF PRODS ORG PEROXIDE & FORMATION OF LUMPS & CAKES. PROD
MAY REACT W/ACIDS & ACIDIC-TYPE MATLS, STRONG
-----------------------------
Name: ING 15:OXIDIZING & REDUCING AGENTS, OXIDATION CATALYSTS, COPPER,
COPPER ALLOYS, LEAD & IRON & SHOULD NOT BE
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Name: ING 16:STORED NEAR SUCH MATLS.
-----------------------------
Name: VENT:SHOULD COMPLY WITH APPLICABLE AIR POLLUTION CONTROL REGULATIONS.
-----------------------------
Name: HYGIENE PRACT:VAPS & DUSTS. WASH THOROUGHLY AFTER HANDLING, &
BEFORE EATING, DRINKING, OR SMOKING.
-----------------------------
Cas: 80-43-3
RTECS #: SD8150000
Name: PEROXIDE, BIS(ALPHA, ALPHA-DIMETHYLBENZYL
% Wt: 38.9
OSHA PEL: N/K (FP N)
ACGIH TLV: N/K (FP N)
------------------------------
Cas: 1317-65-3
RTECS #: EV9580000
Name: CALCIUM CARBONATE
% Wt: 60
OSHA PEL: 15 MG/M3 TDUST
ACGIH TLV: 10 MG/M3 TDUST
------------------------------
Cas: 98-82-8
RTECS #: GR8575000
Name: CUMENE (SARA 313) (CERCLA)
% Wt: 1.2
OSHA PEL: S, 50 PPM
ACGIH TLV: S, 50 PPM
EPA Rpt Qty: 5000 LBS
DOT Rpt Qty: 5000 LBS
------------------------------
Name: SUPDAT:ACTIVE IN CAUSING DECOMP OF THE PEROXIDE.
-----------------------------
Name: EFTS OF OVEREXP:HDCH, DIZZ, SLIGHT INCOORDINATION, NARC, & COMA MAY
ALSO BE SEEN. DERM MAY RSLT FROM PRLNGD/RPTD
-----------------------------
Name: ING 5:CONT. IT CAUSES IRRIT WHEN HNDLD @ 200 PPM. ANIMAL EFTS:RAT ORAL
LD50:(STUDIES CONDUCTED W/ACTIVE INGRED,
-----------------------------
Name: ING 6:DI-CUP T OIL. 4100 MG/KG ADMIN AS 20% SOLN IN CORN.) ORAL LD50 OF
CUMENE WAS 1400 MG/KG. RABBIT EYE IRRIT:
-----------------------------
Name: ING 7:MILD CONJ BUT NO CORNEAL EFTS WERE SEEN IN TESTING OF 50% SOLN OF
DI-CUP T IN CORN OIL. EYES RETURNED TO
=======================================================
Health Hazards Data
=======================================================
LD50 LC50 Mixture: SEE INGREDIENT 3
Route Of Entry Inds - Inhalation: YES
Skin: YES
Ingestion: YES
Carcinogenicity Inds - NTP: NO
IARC: NO
OSHA: NO
Effects of Exposure: ACUTE:OVEREXP TO DI-CUP* 40C WOULD BE EXPECTED TO CAUSE
MILD EYE & SKIN IRRIT. DECOMP PRODS & FUMES FROM VULCANIZING &
CROSSLINKING OPERATIONS WOULD BE EXPECTED TO CAUSE EYE, SKIN & RESP IRRIT
& MAY B E SKIN SENSIT. SYMPS OF HUMAN EFTS:SLIGHT PRIMARY IRRIT BUT NO
EVID OF SENSIT WAS SEEN IN HUMAN PATCH (EFTS OF OVEREXP)
Explanation Of Carcinogenicity: NOT RELEVANT.
Signs And Symptions Of Overexposure: HLTH HAZ:TEST W/DI-CUP* T, WHICH IS
DICUMYL PEROXIDE, ACTIVE INGRED IN DI-CUP 40C REFINED TO PURITY OF 94-37%.
INCR NUMBERS OF BLOOD VESS IN NASAL SEPTUM HAVE BEEN NOTED IN WORKERS EXPOS
TO DICUMYL PE ROXIDE AS COMPARED TO OTHER GROUPS EXAMINED. OVEREXP TO CUMENE
WILL CAUSE IRRIT OF EYES, SKIN, & MUC MEMBS.
Medical Cond Aggravated By Exposure: NONE KNOWN.
First Aid: EYES:IMMED FLUSH W/PLENTY OF LOW-PRESS WATER FOR @ LST 15 MINS.
REMOVE ANY CONT LENSES TO ENSURE THOROUGH FLUSHING. CALL PHYS. SKIN:WASH
THOROUGHLY W/SOAP & RUNNING WATER. REMOVE CONTAMD CLTHG & WASH
BEFORE REUSE. INHAL:REMOVE TO FRESH AIR. IF BRTHG IS DFCLT, GIVE OXYG. CALL
PHYS. INGEST:IF CONSCIOUS, PERSON SHOULD IMMED DRINK LG QTYS OF LIQ TO DILUTE
PROD. NEVER GIVE LIQS TO UNCON PERSON.
=======================================================
Handling and Disposal
=======================================================
Spill Release Procedures: IF MATL IS NOT CONTAMINATED, SCOOP IT INTO CLEAN
CONTAINERS FOR USE. IF IT IS CONTAMINATED, SCOOP IT INTO CONTAINERS FOR
DISPOSAL.
Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.
Waste Disposal Methods: DISP MUST BE I/A/W FED, STATE & LOC REGS (FP N).
ACCEPTABLE METH OF DISP WOULD BE TO INCIN AFTER DILUTING TO 5% CONC IN NO. 2
FUEL OIL. USE RCRA APPRVD INCIN. CAUTION:DO NOT ATTEMPT TO BURN PROD IN CN
TNRS. DO NOT MIX CONCS/SOLNS OF PROD WITH
Handling And Storage Precautions: STATIC CHARGES GENERATED BY EMPTYING PACKAGE
IN/NEAR FLAM VAPS MAY CAUSE FLASH FIRE. MAY FORM FLAM DUST-AIR MIX. GROUND
ALL EQUIPMENT.
Other Precautions: AVOID IGNIT SOURCES SUCH AS SPKS & FLAME. IN ADDN, WHEN
EMPTYING BAGS WHERE FLAM VAPS MAY BE PRESENT, BLANKET VESS W/INERT GAS,
GROUND OPERATOR, & POUR MATL SLOWLY INTO CONDUCTIVE, GROUNDED CHUTE. STO
RE <35C(95) IN ORIGINAL CNTNRS
=======================================================
Fire and Explosion Hazard Information
=======================================================
Flash Point Method: SCC
Flash Point Text: 248F,120C
Extinguishing Media: WATER SPRAY, DRY CHEMICAL, CARBON DIOXIDE.
Fire Fighting Procedures: USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT (FP N). USE WATER TO KEEP FIRE-EXPOS CNTNRS COOL. FIGHT FIRE FROM
SAFE DISTANCE/FROM PROTECTED LOCATION.
Unusual Fire/Explosion Hazard: MAY FORM FLAM DUST-AIR MIX. COMBUST PRODS DEPEND
ON OTHER MATLS PRESENT IN FIRE & ON FIRE CNDTNS. MOST CASES, THESE WILL
BE CO*2 & CO. USUALLY CO*2 WILL(SUPDAT)
=======================================================
Control Measures
=======================================================
Respiratory Protection: NIOSH APPRVD RESP APPROP FOR EXPOS OF CONCERN (FP N).
APPROP RESP SELECTED & USED I/A/W OSHA SUBPART I (29CFR1910.134) &
MFR'S REC IS REQD IF AIRBORNE DUST IS NOT ADEQ CONTROLLED/IF EXCESS FUMES ARE
G ENERATED FROM PROD DECOMP.
Ventilation: ADEQ VENT SHOULD BE PROVIDED TO KEEP DUST & VAP CONCS BELOW
ACCEPTABLE EXPOS LIMS. DISCHARGE FROM VENT SYS
Protective Gloves: IMPERVIOUS GLOVES.
Eye Protection: ANSI APPRVD CHEM WORKERS GOGGLES (FP N).
Other Protective Equipment: AMSI APPRVD EYE WASH & DELUGE SHOWER (FP N). APPROP
PROT CLTHG.
Work Hygienic Practices: AVOID CONT W/EYES, SKIN & CLTHG. REMOVE CONTAMD CLTHG
PROMPTLY & CLEAN THOROUGHLY BEFORE REUSE. AVOID BRTHG
Supplemental Safety and Health: EXPLO HAZ:BE PRINCIPAL COMBUST PROD. SOME
CASES, IRRIT PARTIAL COMBUST PRODS WILL BE FORMED. CNDTNS TO AVOID:EXOTHERMIC
DECOMP. MATLS TO AVOID:CATALYSTS, COPPER, COPPER ALLOYS, LEAD, & IRON.
GLASS & S TAINLESS STEEL ARE PREF STRUCTURAL MATLS FOR HNDLG PROD BECAUSE
CORRODED METALS & ACID CLAYS MAY BE CATALYTICALLY
=======================================================
Physical/Chemical Properties
=======================================================
B.P. Text: DECOMPOSES
Spec Gravity: 1.6
Solubility in Water: NEGLIGIBLE
Appearance and Odor: OFF-WHITE, ACRID POWDER.
Percent Volatiles by Volume: NEGLIG
=======================================================
Reactivity Data
=======================================================
Stability Indicator: YES
Stability Condition To Avoid: STABLE @ ROOM TEMPS. AVOID TEMPS >55C(131F)/CONT
W/MATLS LISTED BELOW. HIGHER TEMPS/CONT W/LISTED MATLS PROMOTE(SUPDAT)
Materials To Avoid: ACIDS & ACIDIC-TYPE MATLS SUCH AS FRIEDEL-CRAFTS CATALYSTS,
STRONG OXIDIZING & REDUCING AGENTS, & OXIDATION (SUPDAT)
Hazardous Decomposition Products: ACETOPHENONE, CUMYL ALCOHOL, A-METHYL
STYRENE, METHANE, & ETHANE. UNDER ACIDIC DECOMP CNDTN, PHENOLS MAY ALSO BE
FORMED.
Hazardous Polymerization Indicator: NO
Conditions To Avoid Polymerization: NOT RELEVANT.
=======================================================
Toxicological Information
=======================================================
=======================================================
Ecological Information
=======================================================
=======================================================
MSDS Transport Information
=======================================================
=======================================================
Regulatory Information
=======================================================
=======================================================
Other Information
=======================================================
=======================================================
HAZCOM Label
=======================================================
MSDS NAME: DI-CUP 40C ORGANIC PEROXIDE
Company: HERCULES INC
Street: HERCULES PLAZA
City: WILMINGTON DE
Zipcode: 19894
Health Emergency Phone: 302-594-5000
Label Required IND: Y
Date Of Label Review: 04/18/1997
Status Code: C
Label Date: 04/18/1997
Origination Code: G
Chronic Hazard IND: Y
Eye Protection IND: YES
Skin Protection IND: YES
Signal Word: CAUTION
Respiratory Protection IND: YES
Health Hazard: Slight
Contact Hazard: Slight
Fire Hazard: Slight
Reactivity Hazard: None
Hazard And Precautions: ACUTE:OVEREXPOSURE TO PRODUCT WOULD BE EXPECTED TO
CAUSE MILD EYE & SKIN IRRITATION. DECOMPOSITION PRODUCTS & FUMES FROM
VULCANIZING & CROSSLINKING OPERATIONS WOULD BE EXPECTED TO CAUSE EYE,
SKIN & RE SPIRATORY IRRITATION & MAYBE SKIN SENSITIZATION. SYMPTOMS
OF HUMAN EFFECTS:SLIGHT PRIMARY IRRITATION BUT NO EVIDENCE OF SENSITIZATION
WAS SEEN IN HUMAN PATCH TEST WITH ACTIVE INGREDIENT IN PRODUCT. CH
RONIC:OVEREXPOSURE TO CUMENE WILL IRRITATE EYES, SKIN AND MUCOUS MEMBRANES.
SKIN SENSITIZATION.
=======================================================
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, states, or intends said information to have any application, use or
viability by or to any person or persons outside the Department of Defense
nor any person or persons contracting with any instrumentality of the United
States of America and disclaims all liability for such use. Any person
utilizing this instruction who is not a military or civilian employee of the
United States of America should seek competent professional advice to verify
and assume responsibility for the suitability of this information to their
particular situation regardless of similarity to a corresponding Department
of Defense or other government situation.

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