DURAN® wide mouth GLS 80® laboratory bottles are molded from high-purity, clear, USP/EP Type I borosilicate glass 3.3, renowned for its excellent thermal performance, and high resistance to chemical attack. A combination of high-performance materials and robust ISO 4796-1 design provides a long working life. The addition of a fused, external amber layer ensures that light sensitive contents are protected from the effects of photodegradation. The protection against ultra-violet light meets international USP/EP standards and lasts the lifetime of the bottle. The bottles feature an easy-to-read graduated volume scale, and marking field in permanent white enamel. Permanent Retrace Code on each bottle for manufacturing lot traceability. DURAN® wide mouth GLS 80® are supplied complete with blue polypropylene cap and drip-free pouring ring for use up to 140 °C. All components are fully autoclavable at 121 or 134 °C. Wide mouth, multifunctional glass laboratory bottles with UV protection.

GLS 80® Thread USP /EP (3.2.1) Light Transmission Graduated

• UV protection up to approx. 500 nm due to external colouration. The only external application of the colour ensures that internal surfaces have standard DURAN® glass properties
• Easy access to the bottle contents due to the wide diameter of the bottle neck
• Special thread design for rapid opening and closing in less than a turn
• Optimum filling and pouring and particularly easy cleaning
• Spoons, spatulas and tweezers can be manipulated with ease
• Even large-volume funnels can be inserted into the bottles without any difficulty
• Stability due to the large base area
• Easy-to-read scale with graduation marks to estimate the content
• Fired-on, highly durable white ceramic
• Complete with blue screw cap (PP, integral lip seal) and pouring ring (PP) for drip-free pouring and clean, safe working

Specifications