Polydimethylsiloxane (silicone) emulsion , Null

Synonym(s):
Polyphenyl-methylsiloxane

CAS NO.：

Empirical Formula: C16H22O2Si2

Molecular Weight: 302.516

MDL number: MFCD00132673

EINECS: 203-492-7

PRODUCT Properties

• Melting point: -50 °C
• Boiling point: >140 °C0.002 mm Hg(lit.)
• Density: 1.09 g/mL at 20 °C
• vapor density: >1 (vs air)
• vapor pressure: <5 mm Hg ( 25 °C)
• refractive index: n20/D 1.537
• Flash point: >230 °F
• storage temp.: no restrictions.
• form: Liquid
• color: Colorless
• Specific Gravity: 0.98
• Water Solubility: Miscible with aliphatic, aromatic hydrocarbons, alcohol and chlorinated hydrocarbons. Immiscible with water, methanol and ethylene glycol.
• InChI: InChI=1S/C16H22O2Si2/c1-17-19(2,3)18-20(4,15-11-7-5-8-12-15)16-13-9-6-10-14-16/h5-14H,1-4H3
• InChIKey: ARWRSWALIGRKQA-UHFFFAOYSA-N
• SMILES: [Si](OC)(C)(C)O[Si](C)(C1=CC=CC=C1)C1=CC=CC=C1
• CAS DataBase Reference: 68083-14-7
• EPA Substance Registry System: Dimethyl diphenyl siloxanes and silicones (68083-14-7)

Description and Uses

Silicone oil is used in high temperature open systems, closed systems and circulating, closed loop and heat transfer baths. It is used as a high temperature fluid for laboratory research apparatus and instruments. It is also used as a calibration media in temperature controlled baths.

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H314
• Precautionary statements: P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
• Safety Statements: 24/25
• WGK Germany: 3
• RTECS: VW3146875
• Autoignition Temperature: 460 °C
• TSCA: Yes
• HS Code: 3910 00 00
• Toxicity: LC50 inhalation in rat: 18gm/m3/1H