DURAN Laboratory Bottle Square clear, without screw cap and pouring ring is a product of the DWK brand of laboratory equipment.
DURAN Laboratory Bottle Square clear, with screw cap and pouring ring from PP (blue) is a product of the DWK brand of laboratory equipment.
DWK Screw-Top Bottle Square Clear Soda-Lime Glass is a product of the DWK brand of laboratory equipment.
DWK Screw-Top Bottle Square Amber Soda-Lime Glass is a product of the DWK brand of laboratory equipment.