482064

Poly(dimethylsiloxane), hydride terminated

average M_n ~17,500

• Synonym(s): Hydrogen-terminated di-Me silicones
• CAS Number: 70900-21-9
• MDL number: MFCD00197934
• UNSPSC Code: 12162002
• PubChem Substance ID: 24871808
• NACRES: NA.23

Properties

• mol wt: average M_n ~17,500
• Quality Level: 100
• refractive index: n20/D 1.406
• viscosity: ~500 cSt(lit.)
• bp: 230 °C (lit.)
• density: 0.971 g/mL at 25 °C
• SMILES string: C[Si](C)=O

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point(F): 235.0 °F - closed cup
• Flash Point(C): 112.8 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves