Micro blood collection tubes are devices used to collect small amounts of blood for laboratory testing. They are commonly used in medical institutions such as hospitals, clinics, and laboratories.

There are also many types of micro blood collection tubes, including Micro EDTA Tubes, Micro Gel and Clot Activator Tube, Micro Serum Tube, Micro Heparin Tube, Micro Plain Tube, etc.

Micro blood collection tubes are useful tools for collecting small amounts of blood for laboratory testing. They are relatively cheap and easy to use, which can help save time and money.