This vintage glass 100 mm x 20 mm petri dish top and bottom is a high-quality piece of glassware used in various disciplines such as veterinary medicine, medical laboratory, microbiological laboratory, and biological laboratory. Originating from the United States, this petri dish is designed for precise measurements and is made with durability in mind. With a diameter of 100 mm and a depth of 20 mm, this petri dish is ideal for conducting experiments and studies in a laboratory setting.