DURAN® GL 45 Laboratory Bottle Square, clear, GL 45, with screw cap and pouring ring, PP, blue, 500 ml DURAN® Square Laboratory Bottles have a space-saving shape that offers the advantage of tight and efficient packaging. With a space saving of up to 20 % compared to standard laboratory bottles. Ideal for shipping and storing high value materials. Suitable for reagent delivery to instruments where bench space is very limited. Bottles are moulded from high purity, clear USP/EP Type I borosilicate glass 3.3, known for its excellent thermal behaviour and high resistance to chemical attack. The bottles feature an easy-to-read graduated volume scale and a durable white enamel labelling field. The permanently printed batch identification („Retrace Code“) on each bottle guarantees complete traceability of production. DURAN® Original square laboratory bottles are supplied complete with the familiar blue polypropylene cap and drip-free pouring ring for use at up to 140 °C. All components are fully autoclavable at 121 or 134 °C. Special features and advantages: Ergonomic handling, high stability and good stackability due to angular shape Saves space and costs in autoclaves, drying cabinets, ovens, storage and the dishwasher Standardised GL thread and coordinated closure systems for particularly tight closure and easy, clean pouring Complete with blue screw cap (PP, integrated lip seal) and pouring ring (PP) for drip-free removal and clean, safe working Easy-to-read scale with graduation for measuring the contents Baked-on and therefore permanently durable white printed image Application: Liquid containers for equipment, transport and shipping, sampling, storage of media and reagents, archiving of samples, preparation of media and reagents, culture vessels DURAN® Laboratory Bottle Square, clear, with DIN 168-1 thread, graduated