Batch sample loader can simplify and speed up the loading process. User only need to place the sample in a batch for once.
Single test tube frame is standardized con- figuration, the user can be replaced according to the needs, the need to use batch sample can be removed when the test stand alone.
Tubes with integrated lids combine with product structure can effectively avoid contact between tubes and table top.
Tubes with different color labels can help user quickly and conveniently identify each connection.