ALDRICH CHEMICAL SUB OF SIGMA-ALDRICH -- D5879 DIMETHYL SULFOXIDE
MATERIAL SAFETY DATA SHEET
NSN: 681000F037472
Manufacturer's CAGE: 60928
Part No. Indicator: A
Part Number/Trade Name: D5879 DIMETHYL SULFOXIDE
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                            General Information
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Company's Name: ALDRICH CHEMICAL CO SUB OF SIGMA-ALDRICH
Company's Street: 1001 W ST PAUL AVE
Company's P. O. Box: 355
Company's City: MILWAUKEE
Company's State: WI
Company's Country: US
Company's Zip Code: 53201-5000
Company's Emerg Ph #: 414-273-3850/314-771-5765
Company's Info Ph #: 414-273-3850/314-771-5765
Record No. For Safety Entry: 001
Tot Safety Entries This Stk#: 001
Status: SE
Date MSDS Prepared: 01APR92
Safety Data Review Date: 02DEC94
Preparer's Company: ALDRICH CHEMICAL CO SUB OF SIGMA-ALDRICH
Preparer's St Or P. O. Box: 1001 W ST PAUL AVE
Preparer's City: MILWAUKEE
Preparer's State: WI
Preparer's Zip Code: 53201-5000
MSDS Serial Number: BWJDK
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                     Ingredients/Identity Information
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Proprietary: NO
Ingredient: METHYL SULFOXIDE, DIMETHYL SULFOXIDE *94-4*
Ingredient Sequence Number: 01
NIOSH (RTECS) Number: PV6210000
CAS Number: 67-68-5
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                     Physical/Chemical Characteristics
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Appearance And Odor: COLORLESS LIQUID
Boiling Point: 372.2F
Melting Point: 65.12F
Vapor Pressure (MM Hg/70 F): 0.42
Vapor Density (Air=1): 2.7
Specific Gravity: 1.101
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                      Fire and Explosion Hazard Data
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Flash Point: 203F
Lower Explosive Limit: 3.5
Upper Explosive Limit: 63
Extinguishing Media: WATER SPRAY, CO2, DRY CHEMICAL POWDER/APPROPRIATE
FOAM.
Special Fire Fighting Proc: WEAR SCBA & PROTECTIVE CLOTHING.
Unusual Fire And Expl Hazrds: FORMS EXPLOSIVE MIXTURES IN AIR.
AUTOIGNITION TEMP: 573F.
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                              Reactivity Data
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Stability: YES
Cond To Avoid (Stability): AIR, HEAT > 372.2F, MOISTURE.
Materials To Avoid: ACID CHLORIDES, PHOSPHORUS HALIDES, STRONG ACIDS,
STRONG OXIDIZING AGENTS, STRONG REDUCING AGENTS. (SEE SUPPLEMENTAL)
Hazardous Decomp Products: CO, CO2, SULFUR OXIDES, FORMALDEHYDE, METHYL
MERCAPTAN & SULFUR DIOXIDE.
Hazardous Poly Occur: NO
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                            Health Hazard Data
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LD50-LC50 Mixture: ORAL LD50 (RAT): 14500 MG/KG
Route Of Entry - Inhalation: YES
Route Of Entry - Skin: YES
Route Of Entry - Ingestion: YES
Health Haz Acute And Chronic: HARMFUL IF INGESTED, INHALED/ABSORBED
THROUGH SKIN. VAPOR/MIST IS IRRITATING TO THE EYES, MUCOUS MEMBRANES &
UPPER RESPIRATORY TRACT. CAUSES SKIN IRRITATION. MAY CAUSE ALLERGIC
RESPIRATORY & SKIN REACTIONS. MAY CAUSE SENSITIZATION BY INHALATION & SKIN
CONTACT.
Carcinogenicity - NTP: NO
Carcinogenicity - IARC: NO
Carcinogenicity - OSHA: NO
Explanation Carcinogenicity: NONE
Signs/Symptoms Of Overexp: IRRITATION, NAUSEA, VOMITING, ALTERED SLEEP
TIME, JAUNDICE.
Emergency/First Aid Proc: EYES/SKIN: IMMEDIATELY FLUSH W/COPIOUS AMOUNTS
OF WATER FOR 15 MINS. INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING
GIVE CPR. IF BREATHING IS DIFFICULT, GIVE OXYGEN. INGESTION: WASH OUT MOUTH
W/WATER IF CONSCIOUS. OBTAIN MEDICAL ATTENTION IN ALL CASES.
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                   Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: WEAR SCBA, RUBBER BOOTS & HEAVY RUBBER
GLOVES. ABSORB ON SAND/VERMICULITE & PLACE IN CLOSED CONTAINERS FOR
DISPOSAL. VENTILATE AREA & WASH SITE AFTER MATERIAL PICKUP IS COMPLETE.
Waste Disposal Method: DISSOLVE/MIX THE MATERIAL W/A COMBUSTIBLE SOLVENT &
BURN IN A CHEMICAL INCINERATOR EQUIPPED W/AN AFTERBURNER & SCRUBBER IAW/
FEDERAL, STATE & LOCAL REGULATIONS.
Precautions-Handling/Storing: KEEP TIGHTLY CLOSED. MATERIAL IS
HYGROSCOPIC. STORE IN A COOL DRY PLACE. WEAR SUITABLE PROTECTIVE CLOTHING.
USE ONLY IN A CHEMICAL FUME HOOD.
Other Precautions: DON'T BREATHE VAPOR. AVOID CONTACT W/EYES, SKIN &
CLOTHING.
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                             Control Measures
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Respiratory Protection: WEAR SCBA.
Ventilation: USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves: REQUIRED
Eye Protection: CHEMICAL SAFETY GOGGLES
Other Protective Equipment: MASK, PROTECTIVE CLOTHING.
Work Hygienic Practices: REMOVE/LAUNDER CONTAMINATED CLOTHING & SHOES
BEFORE REUSE. SAFETY SHOWER & EYE BATH. WASH THOROUGHLY AFTER HANDLING.
Suppl. Safety & Health Data: MATERIALS TO AVOID CONT'D: COPPER WOOL/
TRICHLOROACETIC ACID/POTASSIUM PERMANGANATE/ACID HALIDES/CYANURIC CHLORIDE/
SILICON TETRACHLORIDE/PHOSPHORUS TRICHLORIDE/TRIOXIDE/THIONYL CHLORIDE/
MAGNESIUM PERCHLORATE/SILVER FLUORIDE/METHYL BROMIDE/IODINE PENTAFLUORIDE/
NITROGEN PERIODATE/DIBORANE/SODIUM HYDRIDE/PERCHLORIC ACIDS.
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                            Transportation Data
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                               Disposal Data
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                                Label Data
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Label Required: YES
Label Status: G
Common Name: D5879 DIMETHYL SULFOXIDE
Special Hazard Precautions: HARMFUL IF INGESTED, INHALED/ABSORBED THROUGH
SKIN. VAPOR/MIST IS IRRITATING TO THE EYES, MUCOUS MEMBRANES & UPPER
RESPIRATORY TRACT. CAUSES SKIN IRRITATION. MAY CAUSE ALLERGIC RESPIRATORY &
SKIN REACTIONS. MAY CAUSE SENSITIZATION BY INHALATION & SKIN CONTACT.
IRRITATION, NAUSEA, VOMITING, ALTERED SLEEP TIME, JAUNDICE.
Label Name: ALDRICH CHEMICAL CO SUB OF SIGMA-ALDRICH
Label Street: 1001 W ST PAUL AVE
Label P.O. Box: 355
Label City: MILWAUKEE
Label State: WI
Label Zip Code: 53201-5000
Label Country: US
Label Emergency Number: 414-273-3850/314-771-5765