The base is wide and has a pentagonal shape, does not easily be knocked downThe inner surface of the measuring cylinder is not wetted, reduces the concave meniscus, so you can read more accuratelyThe wide rim and tapered pouring spout allows the filling and pouring more comfortablyThis plastic graduation cylinder set contains 4 graduation cylinders, 4 different sizes, can meet your different requirementsThe graduated cylinder is mainly made of plastic, is not easy to break and not easy to corrodeDescription:Plastic Graduation Cylinder for Latory Test which comes with 4 different sizes to meet your different needs.Wide rim and tapered spout for easy filling and pouring.The non-wetting inner surface eliminates the concave meniscus, providing more accurate measurements.The wide pentagonal base provides stability and makes the cylinder roll resistant.The plastic allows the graduated cylinder to withstand abrasion and greatly reduces breakage.Specifications:Maximum temperature: 135 C.Material:PPColour: transparent.10ml:Depth 12.2cm, Inner Diameter 13mm25ml:Depth 13cm Inner Diameter 19mm50ml: depth 16cm, inner diameter 22mm.100ml - Depth 23.5cm - Inner Diameter 28mmNote:There may be a bit colour distortion due to different computer resolutions.There may be a slight error due to different hand measurement.Note: the scale brand 'S color will be sent randomly. (blue or white). Due to the colour is random, the customer may receive the same colour product during buying several products.Box contents:4 x measure the cylinder.