CLEARCO PRODUCTS
3430 G Progress Drive, Bensalem, PA 19020
Phone: (215) 639-2640
MATERIAL SAFETY EMERGENCY TELEPHONE
DATA SHEET CHEMTREC: 1-800-424-9300
NAME USED ON LABEL: POLYDIMETHYLSILOXANE 鈥? PSF-3cSt
CHEMICAL NAME: POLY(DIMETHYLSILOXANE), TRIMETHYLSILOXY TERMINATED
SYNONYMS: DIMETHYLSILOXANE
CHEMICAL FAMILY: SILICONE
HMIS CODES HEALTH: 1 FLAMMABILITY: 1 REACTIVITY: 0
INGREDIENTS
IDENTITIY CAS NO. % TLV OSHA PEL
Polydimethylsiloxanes 9016-00-6 >80 Not established
Dodecamethylpentasiloxane 141-63-9 <20 Not established
Decamethyltetrasiloxane 141-62-8 <5 Not established
Octamethylcyclotetrasiloxane 556-67-2 <2 Not established
PHYSICAL DATA
Boiling Point: >105掳C at 2mm Freezing Point: <-40掳C
Specific Gravity: 0.88 Vapor Pressure: not determined
Vapor Density (air = 1): NA Solubility in water: insoluble
% volatiles: NA Evaporation rate: NA
Molecular Weight: 410-620 Viscosity: 3cSt.
Appearance & Color: Clear, odorless liquid
FIRE & EXPLOSION DATA
Flash Point, COC: 100掳C (212掳F) Autoignition Temp: 438掳C
Flammability Limits- LEL: NA UEL: NA
Extinguishing Media: Water, spray or fog, foam, carbon dioxide, dry chemical.
Special Fire Fighting Procedures: Avoid eye and skin contact. Do not breathe fumes or inhale vapors.
Unusual Fire and Explosion Hazards: Irritating fumes and organic acid vapors may develop when
material is exposed to elevated temperatures or open flame.
ENVIRONMENTAL INFORMATION
Spill response: Sweep material and transfer to a suitable container for disposal.
Recommended Disposal: Follow all chemical pollution control regulations.
HEALTH HAZARD DATA
Eye Contact: Will cause immediate or delayed severe eye irritation.
Skin contact: No information available. Avoid contact.
Inhalation: No information available. Avoid inhalation.
Oral Toxicity: not determined
Inhalation Toxicity: not determined
SUGGESTED FIRST AID
EYES: In case of contact, immediately flush eyes with flowing water for at least 15 minutes. Get
medical attention.
SKIN: Flush with water, then wash with soap and water.
INHALATION: Move exposed individual to fresh air. Call a physician.
INGESTION: Never give fluids or induce vomiting if patient is unconscious or having convulsions.
Get medical attention.
REACTIVITY DATA
Stability: Stable.
Conditions to avoid: Store away from oxidizers
Incompatibility (materials to avoid): Avoid contact with peroxides, oxidizing agents.
Hazardous decomposition products: Organic Acid Vapors, formaldehyde and silicon dioxide..
SPECIAL PROTECTION INFORMATION
Ventilation: Local exhaust is recommended. Mechanical is recommended.
Respiratory Protection: If exposure exceeds TLV, NIOSH approved organic vapor respirator.
Eye and Face Protection: Chemical worker鈥檚 goggles. Do not wear contact lenses.
Other Clothing and Equipment: Rubber, neoprene or nitrile gloves. An eyewash and emergency shower
should be available. Launder clothing before reuse.
OTHER PRECAUTIONS
For research and industrial use only.
Storage and Handling: Store in sealed containers.
Containers require grounding during use.
TRANSPORTATION
DOT SHIPPING NAME: Oils, lubricating, O/T Petroleum, NOI
DOT HAZARD CLASS: None required
DOT LABELS: None required
DOT ID No: None required
Prepared by safety and environmental affairs ISSUE DATE PSF-3cSt: 6/14/04
SUPERSEDES: NONE
The information contained in this document has been gathered from reference materials and/or Clearco Products test data and is to
the best knowledge and belief of Clearco Products, Inc. accurate and reliable. Such information is offered solely for your
consideration, investigation and verification. It is not suggested or guaranteed that the hazard precautions or procedures described
are the only ones that exist. Clearco Products makes no warranties, express or implied, with respect to the use of such
information and assumes no responsibility therefore.
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