Disposable Vacuum Blood Collection Tube of Heparin Tube

Disposable vacuum blood collection tube which with sodium/Lithium Heparin

The cap of the heparin anticoagulant tube is green, and the blood collection tube is filled with heparin. Heparin has direct antithrombin effect and can prolong the clotting time of the specimen. Used in emergency and most biochemical experiments, such as liver function, kidney function, blood lipid, blood sugar, etc. Suitable for red blood cell fragility test, blood gas analysis, hematocrit test, erythrocyte sedimentation rate and general biochemical determination, not suitable for hemagglutination test. Excess heparin can cause the accumulation of white blood cells and cannot be used for white blood cell counting. Because it can make the background of blood stain light blue, it is not suitable for leukocyte classification. It can be used for hemorheology. The sample type is plasma. Immediately after blood collection, mix it upside down for 5-8 times and take the upper plasma for use.