A vial is a container used to collect and store blood samples. It is usually made of clear plastic or glass and has the appropriate capacity and marking scale to facilitate the accurate measurement of the volume of the blood sample.

1. Safety: The vial is specially designed and manufactured to ensure that no leakage or contamination occurs during the collection and storage of blood samples.

2. Sample protection: The blood vessel bottle can provide an effective seal to protect the blood sample from external influences and ensure the authenticity and reliability of the sample.

3. Sample size control: The blood vessel bottle is equipped with a marking scale to accurately measure the volume of the blood sample, which is convenient for laboratory personnel to conduct quantitative analysis.

4. Easy to operate: The vial usually has an easy-to-use design, including a smooth blood collection and closure device, making the operation easier and faster.

Vials are mainly used for blood collection and storage in clinical and laboratory Settings. It is widely used in the following areas:

Medical diagnosis: Blood vessel vials are used to collect whole blood, plasma or serum samples for blood analysis, immunological testing, biochemical analysis, etc.

Blood banks and transfusions: Vials are used in blood banks to collect, store and transport blood units to meet transfusion needs.

Research experiments: Vials are often used for laboratory research, such as cell culture, gene expression analysis, drug screening, etc., for the collection and processing of blood samples.