These glass bottles are essential for any laboratory setting, offer a reliable choice for storing and measuring liquids. The glass construction protects contents from light exposure, while the screw-top caps provide a secure and leak-proof seal. Graduated markings on the bottles allow for accurate measurement, ideal for precise experiments and storage. Features -Capacity: 250ml -Color:Brown -Material:Glass -Size:13.40X6.60X6.60cm/5.27X2.59X2.59in -Uvresistant: the glass bottles effectively blocks ultraviolet, protecting light sensitive reagents and extending their storage life -Precise graduations: with clear and accurate graduations, the small glass bottles allow for precise liquid measurement, improving experimental accuracy -Tight seal: the threaded design of the glass bottles with caps ensures a tight seal, preventing leakage and ensuring laboratory safety -Stable glass: made from glass, our storage bottles for liquids resist reactions with reagents, ensuring the integrity of experimental data -Wide application: nice for chemical laboratories, this glass bottle meets various reagent storage needs, enhancing research efficiency Package list: 3 x reagent bottles