Silicone Oil

For oil baths up to 250°C For Laboratory Use
CAS Number
63148-62-9
HSN Code
39100020
Molecular Formula
(C2H6OSi)n
Catalogue Number
AL01324
Purity
>99%
Molecular Weight
N/A

Complies with : IP | BP | USP | EP | ACS

ISO 9001 ISO 14001 GMP COA with every batch

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Key Properties

Appearance Clear, colorless viscous liquid
Shelf Life -
Packaging -
Storage Store in a cool, dry place away from direct sunlight.

Silicone oil (CAS No. 63148-62-9) is a polydimethylsiloxane compound known for its exceptional thermal stability and low volatility. This high-temperature heat-transfer fluid is specifically designed for use in laboratory heating applications, capable of withstanding temperatures up to 250°C without degrading. Its unique properties make it an ideal choice for various industrial and scientific applications, particularly in environments requiring consistent and reliable thermal management. Silicone oil is widely recognized for its inertness and compatibility with a range of materials, making it a versatile fluid in both laboratory and industrial settings.

Also known as Polydimethylsiloxane, Dimethyl silicone fluid.

Catalogue No.
AL01324
CAS Number
63148-62-9
Molecular Formula
(C2H6OSi)n
Molecular Weight
N/A
HSN Code
39100020
Grade
For oil baths up to 250°C
Product Form
Substance

Silicone oil is a clear, colorless, and viscous liquid with a density of approximately 0.967 g/mL. It is odorless and exhibits excellent thermal stability, with a boiling point typically exceeding 200°C. The fluid remains stable across a wide temperature range, making it suitable for high-temperature applications. It is insoluble in water but soluble in organic solvents such as toluene and hexane. The viscosity of silicone oil can vary depending on the specific formulation, but it generally exhibits low viscosity at elevated temperatures, facilitating efficient heat transfer.

Appearance
Clear, colorless viscous liquid
Shelf Life
-
Packaging
-
Storage
Store in a cool, dry place away from direct sunlight.

1.1 — Product identifier

Chemical Name
Silicone Oil
Catalogue No.
AL01324
Product form
Substance
CAS Number
63148-62-9
EC Number
Not specified
Grade
For oil baths up to 250°C
EC Index Number
Not specified
Chemical Formula
(C2H6OSi)n
HSN Code
39100020
Synonyms
Polydimethylsiloxane, Dimethyl silicone fluid

1.2 — Relevant identified uses of the substance or mixture and uses advised against

Use of the substance/mixture
Heat-transfer fluid
Uses advised against
Not specified

1.3 — Details of the supplier of the safety data sheet

Company identification
Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.

1.4 — Emergency Contact Details

Phone / e-Mail
Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in

2.3 — Other hazards

Other hazards
None identified

3.1 — Substance

Name
Silicone Oil
CAS No.
63148-62-9

4.1 — Description of first aid measures

First-aid measures after inhalation
Move to fresh air. If symptoms persist, seek medical attention.
First-aid measures after skin contact
Wash with soap and water. If irritation occurs, seek medical attention.
First-aid measures after eye contact
Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. If irritation persists, seek medical attention.
First-aid measures after ingestion
Rinse mouth. Do not induce vomiting. If symptoms occur, seek medical attention.

4.2 — Most important symptoms and effects, both acute and delayed

Symptoms relating to use
No specific symptoms identified; generally considered non-hazardous.

4.3 — Indication of any immediate medical attention and special treatment needed

General information
Treat symptomatically. Show this safety data sheet to the treating physician.

5.1 — Extinguishing media

Suitable extinguishing media
Water spray, carbon dioxide, dry chemical powder, foam.
Unsuitable extinguishing media
Not specified

5.2 — Special hazards arising from the substance or mixture

Special procedures
Combustible; use appropriate fire-fighting measures.

5.3 — Advice for firefighters

Protection during firefighting
Do not enter fire area without proper protective equipment, including respiratory protection.

6.1.1 — For non-emergency personnel

Emergency procedures
Contain spill and absorb with inert material. Dispose of in accordance with local regulations.

6.3 — Methods and material for containment and cleaning up

Methods for cleaning up
Use appropriate personal protective equipment. Clean up spills immediately to prevent slipping hazards.

6.4 — Reference to other sections

Reference
Not specified

7.1 — Precautions for safe handling

Precautions for safe handling
Avoid contact with skin and eyes. Use in well-ventilated areas.
Hygiene measures
Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.

7.2 — Conditions for safe storage, including any incompatibilities

Storage conditions
Store in a cool, dry place away from incompatible materials.

8.2 — Exposure controls

Hand protection
Protective gloves (e.g. nitrile rubber)
Eye protection
Chemical safety goggles or safety glasses
Skin and body protection
Wear suitable protective clothing
Respiratory protection
Not required under normal conditions of use.

9.1 — Information on basic physical and chemical properties

Physical state
Liquid
Colour
Colorless
Odour
Odorless
Odour threshold
Not applicable
pH value
Not applicable
Relative evaporation rate (butylacetate=1)
Not applicable
Melting point
Not applicable
Freezing point
Not applicable
Boiling point
>200°C
Flash point
>200°C
Auto-ignition temperature
Not applicable
Decomposition temperature
Not applicable
Flammability (solid, gas)
Not flammable
Vapour pressure
<0.1 mmHg at 25°C
Relative vapour density at 20°C
Not applicable
Density
0.967 g/mL
Solubility
Insoluble in water, soluble in organic solvents
Log Pow
Not applicable
Viscosity, kinematic
Not specified
Viscosity, dynamic
Not specified
Explosive properties
Not explosive
Oxidising properties
Not oxidizing
Explosive limits
Not applicable

10.1 — Reactivity

Reactivity
Stable under normal conditions of use.

10.2 — Chemical stability

Chemical stability
Stable under recommended storage conditions.

10.3 — Possibility of hazardous reactions

Possibility of hazardous reactions
No dangerous reactions known under normal conditions of use.

10.4 — Conditions to avoid

Conditions to avoid
Avoid contact with incompatible materials and excessive heat.

10.5 — Incompatible materials

Incompatible materials
Strong oxidizing agents.

10.6 — Hazardous decomposition products

Hazardous decomposition products
Not specified

11.1 — Information on toxicological effects

Acute toxicity
Not classified as acutely toxic.
Skin corrosion/irritation
Not classified as a skin irritant.
Serious eye damage/irritation
Not classified as an eye irritant.
Respiratory or skin sensitisation
Not a skin sensitizer.
Germ cell mutagenicity
Not classified
Carcinogenicity
Not classified
Specific target organ toxicity (single exposure)
Not classified as a specific target organ toxicant.
Specific target organ toxicity (repeated exposure)
Not classified

12.1 — Toxicity

Toxicity information
Not specified

12.2 — Persistence - degradability

Persistence - degradability
Not specified

12.3 — Bioaccumulative potential

Bioaccumulative potential
Not specified

12.4 — Mobility in soil

Mobility in soil
Not specified

12.6 — Other adverse effects

Environmental precautions
Not specified

13.1 — Waste treatment methods

Additional Info
Dispose of contents/container in accordance with local, regional, national and international regulations.

14.1 — UN number

UN-No. (ADR)
Not assigned
UN-No. (IMDG)
Not assigned
UN-No. (IATA)
Not assigned
UN-No. (ADN)
Not assigned
UN-No. (RID)
Not assigned

14.2 — UN proper shipping name

Proper Shipping Name (ADR)
Not classified as dangerous goods
Proper Shipping Name (IMDG)
Not classified as dangerous goods
Proper Shipping Name (IATA)
Not classified as dangerous goods
Proper Shipping Name (ADN)
Not classified as dangerous goods
Proper Shipping Name (RID)
Not classified as dangerous goods

14.3 — Transport hazard class(es)

Transport hazard class(es)
Not applicable

14.4 — Packing group

Packing group (ADR)
Not applicable
Packing group (IMDG)
Not applicable
Packing group (IATA)
Not applicable
Packing group (ADN)
Not applicable
Packing group (RID)
Not applicable

14.5 — Environmental hazards

Dangerous for the environment
Not specified
Marine pollutant
Not specified
Other information
No supplementary information available

15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture

15.1.1 EU-Regulations
Not specified

Silicone oil is primarily used as a heat-transfer fluid in laboratory oil baths, providing uniform and efficient heating for reaction vessels in chemical and biological experiments. Its high thermal stability allows it to be used in applications such as polymer processing, where precise temperature control is essential. Additionally, silicone oil is utilized in the cosmetics industry as a conditioning agent and emollient, as well as in the manufacturing of lubricants and hydraulic fluids. Its non-toxic and non-reactive nature makes it suitable for use in food processing and pharmaceutical applications as well.

ISO 9001 ISO 14001 GMP COA with every batch
Batch Number
AL-2026-AL01324
Manufacturing Date
September-2026
Expiry Date
September-2031
Molecular Weight
N/A
Test Standard Observed
Description Clear colorless viscous liquid Clear colorless viscous liquid
Viscosity 370 - 390 mPas 381.2 mPas

The above product complies with LR grade

Technical Data Sheet

Grade Assay/Purity Melting/Boiling Point Moisture/LOD Residue on Ignition Related Substances Solubility
For oil baths up to 250°C >99% >200°C <0.1% <0.1% None detected Insoluble in water
View full Technical Data Sheet

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