Product Information (203) 740-3471 / Emergency Assistance CHEMTREC 1-800-424-9300
or 202-483-7616
MATERIAL SAFETY DATA SHEETS
Part Number/Trade Name: DIMETHYLSULPHOXIDE, METHYL SULFOXIDE
This MSDS is valid for all grades that start with catalog number 367
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General Information
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Company's Name: PHARMCO PRODUCTS, INC. Safety Data Review Date: 8/23/99
Company's Street: 58 VALE RD. Preparer's Company: PHARMCO PRODUCTS,
Company's City: BROOKFIELD INC.
Company's State: CT Preparer's St Or P. O. Box: 58 VALE RD.
Company's Zip Code: 06804 Preparer's City: BROOKFIELD
Company's Emerg Ph #: (203) 740-3471 Preparer's State: CT
Company's Info Ph #: (203) 740-3471 Preparer's Zip Code: 06804
Date MSDS Revised: Nishant-8/23/99
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Ingredients/Identity Information
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Ingredient: DIMETHYL SULFOXIDE NIOSH (RTECS) Number: PV6210000
Ingredient Sequence Number: 01 CAS Number: 67-68-5
Percent: 99
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Physical/Chemical Characteristics
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Appearance And Odor: COLORLESS, ODORLESS, Specific Gravity: 1.1
HYGROSCOPIC Solubility In Water: COMPLETE
Boiling Point: 372F Percent Volatiles By Volume: 100
Vapor Pressure (MM Hg/70 F): 037
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Fire and Explosion Hazard Data
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Flash Point: 203F COC Special Fire Fighting Proc: WATER CAN BE
Lower Explosive Limit: 2.6 USED OR ALCOHOL FOAM
Upper Explosive Limit: 42 Unusual Fire And Expl Hazrds: CAN EMIT TOXIC
Extinguishing Media: ALCOHOL FOAM FUMES WHEN HEATED TO DECOMP
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Reactivity Data
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Stability: YES Materials To Avoid: ACETYL CHLORIDE, ACYL
Cond To Avoid (Stability): AVOID DECOMP HALIDES, BENZENESOLFONYL
TEMP SINCE MATL BECOMES UNSTABLE CHLORIDE
Hazardous Decomp Products: NO
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Health Hazard Data
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Signs/Symptoms Of Overexp: IRRIT: CAN AFFECT CORNEAL OPACITY. IF ABSORBED
THRU SKIN OR INH: CAUSES IRRIT.
MSDS 104, Rev 2.1, 12/05, DH
Dimethylsulphoxide/Page 1 of 2
Emergency/First Aid Proc: EXTERNAL: FLUSH W/PLENTY WATER 15 MIN MINIM.
EYE: CALL MD. INTERNAL: IF INH, MOVE TO FRESH AIR. IF DIFFICULT BRTHNG,
GIVE OXYGEN, CALL MD.
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Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: ELIMINATE SOURCE OF IGNITION. ABSORB SM
SPILLS W/PAPER TOWEL OR VERMICULITE. TREAT AS SOLID WASTE. PUMP LG SPILLS
INTO HOLDING TANKS.
Waste Disposal Method: DISSOLVE IN FLAMMABLE SOLVENT. SPRAY INTO FIRE DOX
OF APPROVD INCINERATOR. OBSERVE APPROPRIATE FED, STATE, LOCAL REG.
Precautions-Handling/Storing: CAN REACT W/OXIDIZING MATLS
Other Precautions: STORE IN COOL, DRY AREA
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Control Measures
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Respiratory Protection: NONE Eye Protection: GOGGLES
Ventilation: LOCAL EXHST REC Other Protective Equipment: APPRVD WORK
Protective Gloves: RUBBER CLOTHES
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Transportation Data
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DOT PSN Code: ZZZ IATA Proper Shipping Name: NOT REGULATED
DOT Proper Shipping Name: NOT REGULATED BY THIS MODE OF TRANSPORTATION
BY THIS MODE OF TRANSPORTATION AFI PSN Code: ZZZ
IMO PSN Code: ZZZ AFI Prop. Shipping Name: NOT REGULATED BY
IMO Proper Shipping Name: NOT REGULATED THIS MODE OF TRANSPORTATION
FOR THIS MODE OF TRANSPORTATION Additional Trans Data: ITEM NOT REG AS HAZ
IATA PSN Code: ZZZ
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Disposal Data
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Landfill Ban Item: YES 1st EPA Haz Wst Name New: NOT REGULATED
Disposal Supplemental Data: IN CASE OF 1st EPA Haz Wst Char New: NOT REGULATED
ACCIDENTAL EXPOSURE OR DISCHARGE, BY RCRA
CONSULT HEALTH AND SAFETY FILE FOR 1st EPA Acute Hazard New: NO
PRECAUTIONS.
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Label Data
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Common Name: METHYL SULFOXIDE
Special Hazard Precautions: IRRIT: CAN AFFECT CORNEAL OPACITY. IF ABSORBED
THRU SKIN OR INH: CAUSES IRRIT.
The information contained herein is based on data considered to be accurate. However, no warranty is expressed
regarding the accuracy of these data or the results to be obtained from the use thereof. It is the user鈥檚 obligation to
determine the conditions of safe use of the product.
MSDS 104, Rev 2.1, 12/05, DH
Dimethylsulphoxide/Page 2 of 2
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