MATERIAL SAFETY DATA SHEET (MSDS)
HEXAMETHYLDISILOXANE
1. CHMICAL PRODUCT AND COMPANY IDENTIFICATION :-
Name : Hexametyldisiloxane, HMDSO
Supplier :
Chemcon Speciality Chemicals Pvt.Ltd
Registered Office : Marketing Office :
Plot 355, Kunpad Road, Manjusar, D-34/A, Sardar Estate, Ajwa Road,
Tal. Savli, Dist : Baroda Baroda-3900 19 , Gujarat (India)
Gujarat (India) Tel: +91-265-2512088 / 2511271
Fax: +91-265-2571550
Email: expo@cscpl.com
2. COMPOSITION / INFORMATION ON INGREDIENTS :-
CAS # Chemical Name EINECS #
107-46-0 Hexamethyldisiloxane 203-492-7
Hazard Symbls :F
Risk Phrases : 11
3. HAZARDS IDENTIFICATION :-
EMERGENCY OVERVIEW :
Appearance : Clear, Colorless, Flash Point : 1 deg. C.
Hygroscopic. The toxicological properties of this material have not been fully investigated.
Target Organs : None known.
Potential Health Effects :
Eye : May cause eye irritation
.
Skin : Causes mild skin irritation.
Ingestion : The toxicological properties of this substance have not been fully investigated. May be
harmful if swallowed.
Inhalation : May cause respiratory tract irritation. The toxicological properties of this substance
have not been fully investigated.
Chronic : Not available.
4. FIRST AID MEASURES :-
Eyes : Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and
lower lids. Get medical aid.
Skin : Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while
removing contaminated clothing and shoes.
Ingestion : Get medical aid. Wash mouth out with water.
Inhalation : Remove from exposure to fresh air immediately. If not breathing, give artificial
respiration. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get
medical aid.
Note to Physician : Treat symptomatically and supportively.
5. FIRE FIGHTING MEASURES :-
General Information : As in any fire, wear a self-contained breathing apparatus in pressure-
demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Vapors may form an
explosive mixture with air. Vapors can travel to a source of ignition and flash back. Will burn if
involved in a fire. Containers may explode in the heat of a fire. Flammable Liquid.
Extinguishing Media : Use carbon dioxide or dry chemical.
Autoignition Temperature : Not available.
Flash Point L 鈥?1 deg. C (30.20 deg. F)
NFPA Rating : Not Published.
Explosion Limits : Lower : Not available. Upper : Not available.
6. ACCIDENTAL RELEASE MEASURES :-
General Information : Use proper personal protective equipment as indicated. In section 8.
Spills/ Leaks : Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical
waste container. Remove all sources of ignition. Use a spark 鈥? proof tool.
7. HANDLING AND STORAGE :-
Handling : Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor,
mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood.
Storage : Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed
container. Keep under a nitrogen blanket. Flammables-area.
8. EXPOSURE CONTROLS, PERSONAL PROTECTION :-
Engineering Controls : Use adequate ventilation to keep airborne concentrations low. Exposure
Limits
Personal Protective Equipment :
Eyes : Wear appropriate protective eyeglasses or chemical safety goggles as described by
OSHA鈥橲 eye and face protection regulations in 29 CFA 1910.133 or European Standard EN166.
Skin : Wear appropriate protective gloves to prevent skin exposure.
Clothing : Wear appropriate protective clothing to prevent skin exposure.
Respirators : Follow the OSHA respirator regulations found in 29CFR 1910.134 or European
Standard EN149. Always use a NIOSH or European Standard EN 149. approved respirator when
necessary.
9. PHYSICAL AND CHEMICAL PROPERTIES :-
Physical State : Liquid
Appearance : Clear, Colorless
Odor : Not available
PH : Not available
Vapor Pressure : Not available
Vapor Density : Not available
Evaporation Rate : Not available
Viscosity : Not available
Boiling Point : 101 deg. C @ 760.00mm Hg.
Freezing/Melting Point : -59 deg C
Decomposition Temperature : Not available
Solubility : Immiscible with water
Specific Gravity/Density : 07640g/cm3
Molecular Formula : C6H180Si2
Molecular Weight : 162.38
10. STABILITY AND REACTIVITY :-
Chemical Stability : Not available.
Conditions to Avoid : Incompatible materials, ignition sources, exposure to moist air or water.
Incompatibilities with other Materials : Strong acids 鈥? Strong bases 鈥? Strong oxidizing agents.
Hazardous Decomposition Products : Carbon monoxide, carbon dioxide, silicon oxide.
Hazardous Polymerization : Has not been reported.
11. TOXICOLOGICAL INFORMATION :-
RTECH # : CASH# 107-46-0 : JM9237000
LD50/LC50 : CAS # 107-46-0 : Skin, rabbit : LD50 = 16 ml / kg.
Carcinogenicity : Hexamethyldisiloxane 鈥揘ot listed by ACGIH, IARC, NIOSH, NTP, or OSHA.
Epidemiology : No data available
Teratogenicity : No data available.
Reproductive Effects : No data available
Neurotoxicity : No data available
Mutagenicity : No data available
Other Studies : No data available
12. ECOLOGICAL INFORMATION :-
Ecotoxicity : Not available.
Environmental Fate : Not available
Physical / Chemical : Not available
Other : Not available
13. DISPOSAL CONSIDERATIONS :-
Dispose of in a manner consistent with federal, state, and local regulations.
RCRA D-Series Maximum Concentration of Contaminants : None listed.
RCRA D-Series Chronic Toxicity Reference Levels : None Listed.
RCRA F-Series : None Listed.
RCRA P-Series : None Listed
RCRA U-Series : None Listed
Not listed as a material banned from land disposal according to RCRA.
14. TRANSPORT INFORMATION :-
US DOT
Shipping Name : FLAMMABLE LIQUID, N.O.S.*
Hazard Class :3
UN Number : 1993
Packing Group : II
IMO
Shipping Name : FLAMMABLE LIQUID, N.O.S.
Hazard Class : 3.2
UN Number : 1993
Packing Group : II
IATA
Shipping Name : FLAMMABLE LIQUID, N.O.S.
Hazard Class : 3.2
UN Number : 1993
Packing Group : II
RID/ADR
Shipping Name : FLAMMABLE LIQUID, N.O.S.
Dangerous Goods Code : 3 (3B)
UN Number : 1993
Canadian TDG
Shipping Name : FLAMMABLE LIQUID, N.O.S. (HEXAMETHYLDISILOXANE)
Hazard Class :3
UN Number : UN 1993
Other Information : FP 鈥? 1C
15 REGULATORY INFORMATION :-
US FEDERAL
TSCA : CAS# 107-46-0 is listed on the TSCA inventory.
Health & Safety Reporting List : None of the Chemicals are no the Health & Safety Reporting List.
Chemical Test Rules
None of the chemicals in this product are under a chemical Test Rule.
Section 12b : None of the chemicals are listed under TSCA Section 12 b.
TSCA Significant New use Rule : None of the Chemicals in this material have a SNUR under
TSCA.
SARA Section 302 (RQ) Non of the chemicals in this material have an RQ.
Section 302 (RQ) Non of the chemicals in this product have a TPQ.
SARA Codes CAS # 107-46-0 : acute, flammable.
Section 313 No chemicals are reportable under Section 313
Clean Air Act : This material does not contain any hazardous air pollutants.
This material does not contain any Class 1 Ozone depletors.
This material does not contain any class 2 Ozone depletors.
Clean Water Act : None of the chemicals in this product are listed as Hazardous
Substances under the CWA. : None of the chemicals is this product are listed as priority.
Pollutants under the CWA. None of the chemicals in this product are listed as Toxic Pollutants
Under the CWA.
OSHA : None of the chemicals in this product are considered highly hazardous By OSHA.
Safety Phrases :
S 16 Keep away from sources of ignition 鈥揘o smoking
S 29 Do not empty into drains.
S 33 Take precautionary measures against static discharges.
S 9 Keep container in a well-ventilated place.
WGK (Water Danger/Protection)
CAS # 107-46-0 : 1
Canada
CAS# 107-46-0 is listed on Canada鈥檚 DSL/NDSL List.
This product does not have a WHMIS Classification
CAS # 107-46-0 is not listed on Canada鈥檚 Ingredient Disclosure List.
Exposure Limits
16. ADDITIONAL INFORMATION :-
The information above is believed to be accurate and represents the best information currently
available to us. However, we M/S Chemcon Speciality Chemicals Pvt. Ltd., make no warranty
of merchantability or any other warranty,. Express or implied, with respect to such information,
and we assume no liability resulting from its use. Users should make their own investigations to
determine the suitability of the for any claims, losses, or damages of any third party or for lost
profits or any special, indirect, incidental, consequential or exemplary damages, howsoever,
arising, even if Chemcon Speciality Chemicals Pvt. Ltd., has been advised of the possibility of
such damages.
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