●Mini 1.5ml Conical Tubes can be used for many things other than tests , clear graduations on the side and a good seal . ideal for keeping small items clean and dry like tablets ,lotions, powders or creams ●Plastic centrifuge tubes are general used in fields of biochemistry and molecular biology, such as separation and preparation of various biological samples. ●No leaking: Our plastic centrifuge tubes are general used in fields of biochemistry and molecular biology,such as separation and preparation of various biological samples. ●Ideal for keeping small items clean and dry like tablets ,lotions, powders or creams ●Length: 41mm. dia. 10.44 mm on the body