The Pyrex 9840-25 Glass Cylindrical Round Bottom Tube with Filter is a high-quality laboratory glassware piece designed for various scientific and medical applications. Made in the United States by the reputable brand PYREX, this particular model is suitable for use in physical laboratories, veterinary medicine, medical laboratories, microbiological laboratories, and biological laboratories. With a round bottom design and filter function, this tube is perfect for ensuring precise measurements and analysis in a range of research and medical settings. Perfect for professionals seeking reliable and durable glassware for their laboratory needs.