Featuring a ground glass stopper, these bottles offer a secure and airtight seal, making them for storing volatile or sensitive chemicals. The glass material not only protects contents from harmful light exposure but also adds a professional look to your laboratory setup. These bottles are versatile and can be used for various applications, including sample storage and reagent preparation. Features -Color:Brown -Material:Glass -Size: 9.10X4.30X4.30cm/3.58X1.69X1.69in -Capacity:60ml -Airtight ground seal: the ground glass seal design provides an airtight barrier, preserving reagent integrity by preventing air and exposure, suitable for labs and pharmaceuticals -Easy access wide mouth: the wide mouth design ensures easy sampling and cleaning, boosting lab efficiency and reducing the risk of -Accurate dropper control: includes a dropper bottle for precise reagent measurement, for meticulous experiments and microanalysis -Glass protection: constructed from glass to block, protecting lightsensitive reagents and extending their shelf life -Comprehensive storage solution: suitable for storing chemical reagents, essential oils, and lab samples, ideal for research, teaching, and industrial applications Package list: 3 x bottles