HemosIL RecombiPlasTin. Prothrombin Time Test. Each RecombiPlasTin kit consists of: RecombiPlasTin (RTF): 5 x 8 mL or 20 mL vials of lyophilized recombinant human tissue factor, synthetic phospholipids with stabilizers, preservative and buffer; and RecombiPlasTin Diluent (RTF Diluent): 5 x 8 or 20 mL vials of an aqueous solution of calcium chloride, polybrene and a preservative. --- || FOR IN VITRO DIAGNOSTIC USE.