Purple color EDTA Experiment the tube Use:The clinical blood check, various blood cell is analytical, crossing to go together with blood experiment etc.. Specification13*75mm13*100mm In common use adopt the amount of blood:2ml 5ml Additivecategory:EDTA.K2 EDTA.K3 save temperature:4 30 An error margin ofbiggest vacuum:±10%Operate the regulation: adopt the blood and shouldmix immediately behind evenly 5-6 times.