8*120mm Slender ESR Tube

ESR tubes are mainly used for blood sample collection and anticoagulation during erythrocyte sedimentation rate test. It contains3.8%(0.129mol/L) sodium citrate buffer which mixed with blood in a ratio of 4:1. It is suitable forESR testing for different genders and ages. 8x120 ESR tube is applicable to various automated erythrocyte sedimentation rate analyzers. Because of little volume andnegativepressure inside the tube, it needs some time for blood collection. Waitfor the blood to stop flowing into the blood collec-tion tube and mix it 6-8 times to fully mix the anticoagulant and blood.