"BiBase" piston rings, silicone elastomer

Blue. Can be used on both sides. For safe parking of round bottom flasks.

     Resistant to oxidation
     Temperature resistant from -60 to 200°C
     Very soft and easy to clean
     chemical resistant
     Good thermal and electrical insulation
     Good adhesion to glass
     Non-slip

Article number : 9143035
Manufacturer Part Number. : 161040
Manufacturer number : 9400142
Manufacturer : Saint Gobain
Article designation 1 : Piston ring, BiBase silicone for 50-500 ml