Microtubes can contain quantities of liquid from microliters to milliliters. Products are available in sterile or non-sterile formats, with and without cap varieties such as snaps or screws, and may be suitable for use with microcentrifuges. Microtubes are single-use products. Thermo Scientific™ Snap Cap Low Retention Microcentrifuge Tube store samples safely and securely via surface binding properties that improve sample recovery.