blue blood collection tube

blood collection tubes color code

Whole blood collecting tubes In clinical blood tests. flowing blood is sometimes used as specimenwhich doesn't need to separate out plasma or cell.This one is so called the whole blood collection tubes and tests. The advantage and disadvantage of whole blood collection tubes in clinical applicationdepends to the volume and state of cell maintained by anticoagulation system. Among them, the most representative one is purple cap collection tubes for blood. In addition, there are black cap tubes for blood sedimentation tests and dynamic blood sedimentation tubes.

Green cap indicate that there is heparin anticoaqulant of sodium or lithium salt:with advanced micro atomizing technology to ensure heparin anticoagulant quickly acting in blood specimenwhich provide clinical laboratory with immediate plasma specimentherefore it is always used in emergencybiochemical laboratory. In the meanwhile, due to small difference in the hem rheological changes nature of anticoaqulant of heparin specimen,it is often used in hem rheological laboratory.