Ọbara mkpokọta mkpochapụ - EDTA Tube
Nkọwa dị mkpirikpi:
Ethylenediamine tetraacetic acid (EDTA, molecular weight 292) na nnu ya bụ ụdị amino polycarboxylic acid, nke nwere ike chelate calcium ion nke ọma na nlele ọbara, chelate calcium ma ọ bụ wepụ ebe mmeghachi omume calcium, nke ga-egbochi ma kwụsị njedebe nke endogenous ma ọ bụ exogenous coagulation. usoro, nke mere iji gbochie ihe nlele ọbara site na coagulation.Ọ dabara na ule hematology n'ozuzu, ọ bụghị maka ule coagulation na ule ọrụ platelet, ma ọ bụ na mkpebi nke calcium ion, potassium ion, sodium ion, iron ion, alkaline phosphatase, creatine kinase na leucine aminopeptidase na PCR ule.