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Material Safety Data Sheet: Lsooctylsilane Oligomer

1. Identification

Product Name: Lsooctylsilane Oligomer
Synonyms: Silane Oligomer, Octylsilane Derivative
Recommended Use: Surface Modifier, Coupling Agent in Industrial Applications
Manufacturer: Chemical Solutions Incorporated
Contact Information: 123 Chemical Ave, City, State, ZIP, Phone: 123-456-7890
Emergency Phone: CHEMTREC 800-424-9300
CAS Number: 000000-00-0 (representative)
Product Code: LSOCTYLSA-OLG-001
REACH Registration No.: Exempt or Not Available

2. Hazard Identification

GHS Classification: Flammable Liquid (Category 3), Skin Irritant (Category 2), Eye Irritant (Category 2A)
Signal Word: Warning
Hazard Statements: Flammable liquid and vapor. Causes skin irritation. Causes serious eye irritation. May cause respiratory tract irritation.
Pictograms: Flame, Exclamation mark
Precautionary Statements: Keep away from ignition sources. Avoid breathing vapors. Use protective gloves and eye protection. Wash hands thoroughly after handling. Store in a ventilated area.
Target Organs: Skin, Eyes, Respiratory system

3. Composition / Information on Ingredients

Chemical Name: Lsooctylsilane Oligomer
Concentration Range: 90-100%
Additional Components: Trace solvents & stabilizers (<1%)
Impurities: No significant impurities known for health risk
Molecular Formula: CxyHzSiOn (exact stoichiometry varies by manufacturer)
Chemical Family: Organosilane oligomers

4. First Aid Measures

Inhalation: Move person to fresh air. Get medical attention for breathing difficulty.
Skin Contact: Remove contaminated clothing. Rinse skin with soap and water for at least 15 minutes. Seek medical help for irritation or rash.
Eye Contact: Immediately flush eyes with water for at least 15 minutes. Remove contact lenses if worn and easy to do. Obtain medical attention if irritation persists.
Ingestion: Rinse mouth with water. Do not induce vomiting. Call a poison center or physician.
Most Important Symptoms: Redness, irritation, or burning of skin and eyes. Respiratory discomfort.
Notes for Physician: Treat symptomatically. No antidote known.

5. Fire-Fighting Measures

Suitable Extinguishing Media: Carbon dioxide, dry chemical powder, alcohol-resistant foam
Unsuitable Extinguishing Media: Water may not be effective on large fires
Fire Hazards: Vapors may form explosive mixtures with air. Containers may explode when heated.
Special Protective Equipment: Use self-contained breathing apparatus and full protective gear
Hazardous Combustion Products: Carbon monoxide, carbon dioxide, silicon oxides
Advice for Firefighters: Approach fire from upwind. Cool unopened containers with water spray.

6. Accidental Release Measures

Personal Precautions: Evacuate area. Ventilate space. Prevent further leakage if safe.
Protective Equipment: Wear chemical-resistant gloves, goggles, and an approved respirator.
Environmental Precautions: Prevent entry into drains, soil, and water sources.
Spill Cleanup Methods: Contain and absorb spill with inert material (sand, earth). Collect for disposal in appropriate container. Wash area with detergent and water. Dispose of in accordance with local regulations.

7. Handling and Storage

Handling: Avoid contact with skin, eyes, and clothing. Work in a well-ventilated space. Do not breathe vapors or mists. Keep away from ignition and heat sources.
Storage: Store upright in a cool, dry place away from direct sunlight and incompatible materials. Keep container tightly closed. Use containers designed for flammable liquids. Ground and bond containers during transfer.
Storage Temperature: Recommended 2–30°C
Incompatible Materials: Strong oxidizers, acids, bases

8. Exposure Controls and Personal Protection

Occupational Exposure Limits: No established exposure limits for Lsooctylsilane oligomer
Engineering Controls: Use local exhaust ventilation to control vapor levels.
Personal Protection:

  • Eye/Face Protection: Safety goggles or face shield
  • Skin Protection: Chemical-resistant gloves and protective clothing
  • Respiratory Protection: NIOSH-approved respirator for organic vapors if ventilation is inadequate
  • Hygiene Measures: Wash hands and face after handling. Contaminated clothing should be laundered before reuse.

9. Physical and Chemical Properties

Appearance: Clear to pale yellow viscous liquid
Odor: Slight, characteristic
Boiling Point: Approx. 180 – 230°C
Melting Point: Not determined (liquid at room temperature)
Flash Point: 61–78°C (Closed cup, varies by batch)
Auto-ignition Temperature: >250°C
Vapor Pressure: <1 mmHg at 20°C
Vapor Density: Heavier than air
Solubility in Water: Insoluble or slightly soluble
Specific Gravity: 0.95–1.05 (water = 1)
pH: Not applicable
Viscosity: 100–300 cP at 25°C

10. Stability and Reactivity

Chemical Stability: Stable under recommended storage conditions
Polymerization: No hazardous polymerization expected
Reactivity: No dangerous reactions known under normal conditions
Conditions to Avoid: Excessive heat, open flame, and direct sunlight
Incompatible Materials: Strong oxidizers, strong acids, strong bases
Hazardous Decomposition Products: Carbon oxides, silicon oxides, low molecular weight hydrocarbons on combustion

11. Toxicological Information

Potential Routes of Exposure: Inhalation, skin and eye contact, ingestion
Acute Effects: May cause irritation to mucous membranes, skin reddening, eye burning, coughing or mild dizziness.
Chronic Effects: Repeated contact may cause dermatitis. No evidence for mutagenicity or carcinogenicity.
Toxicity Data: No specific LD50 data available; related silane compounds have moderate oral and dermal toxicity.
Symptoms: Itching, redness, tearing of eyes, difficulty breathing with high vapor exposure.
Medical Conditions Aggravated by Exposure: Pre-existing respiratory, eye or skin conditions.

12. Ecological Information

Ecotoxicity: No acute ecological data available for Lsooctylsilane Oligomer. Related silane oligomers show moderate aquatic toxicity at high concentrations.
Persistence and Degradability: Expected to hydrolyze slowly in environment, eventually forming silicon dioxide and alcohols.
Bioaccumulation: Low potential for bioaccumulation due to hydrolytic instability.
Mobility in Soil: Low mobility, adheres to soil particles.
Other Adverse Effects: Not classified as PBT or vPvB under REACH. Spillage may cause surface slick or contamination.

13. Disposal Considerations

Waste Treatment Methods: Dispose according to local, state, and national regulations.
Disposal of Product: Send for incineration in a qualified facility. Do not pour into drains, water courses, or on soil.
Disposal of Packaging: Rinse containers thoroughly, offer for recycling or dispose as hazardous waste.
Additional Information: Consult waste handler regarding requirements for chemical waste transport and disposal.
EU Waste Code: 07 02 13 (waste from manufacture, formulation, supply, and use of plastics, includes silane waste)

14. Transport Information

UN Number: UN1993
Proper Shipping Name: Flammable Liquid, N.O.S. (Contains Silane Oligomer)
Transport Hazard Class: 3
Packing Group: III
Marine Pollutant: Not classified as marine pollutant
Special Transport Precautions: Secure containers during transport. Keep away from heat, sparks, and open flame. Use approved containers.
ADG, IMDG, IATA: Same classification applies. Check local exceptions or variations.

15. Regulatory Information

OSHA Hazards: Classified as hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200)
TSCA Status: Listed or exempt
DSL/NDSL (Canada): Listed
EINECS/ELINCS (EU): Notified or listed
REACH: Registration required above threshold quantities
SARA 313: Not subject
California Proposition 65: This product does not contain known carcinogens.
WHMIS (Canada): B3 Flammable Liquid, D2B Toxic material
Other Regulations: Follow regional, national, and international requirements for use, handling, shipping, and disposal.
Label Elements: GHS signal word, pictograms, hazard and precautionary statements per section 2.