Easy to use GLS 80® lab bottle based reactor system with tubing connectors for use with magnetic stirrers.– The variable stirrer shaft can be adjusted to the optimal position in either 500, 1000 or 2000 ml DURAN® GL 45 bottles – Semi-rigid tubing with 1.6 to 6.0 mm bores can be used to add or remove liquid or gas – The connections (2 x GL 14 and 2 x GL 18) provided permit addition or removal of media from the bottle during the mixing process – Drive with standard magnetic stirrers up to 500 rpm and allows improved mixing compared to stir bars – Fully compatible with the proven DURAN® connection systems components Easy to use GLS 80® lab bottle based reactor system with tubing connectors for use with magnetic stirrers.– The variable stirrer shaft can be adjusted to the optimal position in either 500, 1000 or 2000 ml DURAN® GL 45 bottles – Semi-rigid tubing with 1.6 to 6.0 mm bores can be used to add or remove liquid or gas – The connections (2 x GL 14 and 2 x GL 18) provided permit addition or removal of media from the bottle during the mixing process – Drive with standard magnetic stirrers up to 500 rpm and allows improved mixing compared to stir bars – Fully compatible with the proven DURAN® connection systems components