EPGT Tube stands to EDTAK2 with gel tube. It is coated with EDTAK2, and the inert separation gel is at the bottom of heparin tube. Through centrifugation, the separation gel can form a barrier between plasma and blood cell and totally separate them. Clinical specimen obtained is suitable for analysis of virus capacity and molecular diagnostics of undiluted plasma.
They are normally made of glass and plastic. In addition ,the plastic tube includes PET, PP and PS.