Sample Tube, 4mL, External Threads, PP, White Graduations & Marking Area, Round Bottom culture media bottles Globe Scientific's plastic micro hematocrit

Globe Scientific's plastic micro hematocrit capillary tubes are completely unbreakable

These pierceable caps are great for recapping vacuum blood tubes and test tubes

and include touch-free operation capability with two infrared sensors

Flexible closures protect from aerosols of highly infectious microorganisms

· Made from lightweight sturdy aluminum · Disposable · Oil residue free and non-coated · Smooth flat bottoms ensure stability and prevent tipping · Stackable for easy storing and angled sides enable easy separation when ready for use · Crimped walls for rigidity · Large finger grip tab for handling

Sample Tube, 4mL, External Threads, PP, White Graduations & Marking Area, Round Bottom culture media bottles Globe Scientific's plastic micro hematocritThese tubes and caps have been designed for the storage and transportation of biological material. They are manufactured from non toxic polypropylene and offer strength and clarity. The vial has external threads, which provide a smooth and uniform inner surface which reduces the risk of contamination. The screw caps are also made of polypropylene, providing the same coefficient of expansion as the tubes. This along with a polypropylene inner lip