Flask support rings, *BiBase*. Double sided. Sits firmly on the bench to support round-bottomed flasks. -Very soft and easy to clean -Resistant to chemicals -Good thermal and electric insulation -Excellent adhesion with glass -Non-slip Available in two qualities: Black rubber, good adhesion to glass. Blue silicone elastomer, resistant to oxidation and temperatures from -60 to +200°C.
+353 (0)1 4523432
