Acti-Fine® vacuum tubes for venous blood sampling with lithium heparin gel, size 16x100 mm, volume: 8.0 ml Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x100 mm, volume: 4,0 ml. Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x100 mm, volume: 6,0 ml. Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x100 mm, volume: 5,5 ml. Acti-Fine® vacuum tubes for venous blood sampling with lithium heparin gel, size 16x100 mm, volume: 8.5 ml Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x75 mm, volume: 2,5 ml. Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 16x100 mm, volume: 6,5 ml. Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x75 mm, volume: 3,0 ml. Acti-Fine® vacuum tubes for venous blood sampling with lithium heparin gel, size 16x100 mm, volume: 9.0 ml Acti-Fine® vacuum tubes for venous blood sampling with lithium heparin gel, size 13x75 mm, volume: 2.0 ml Acti-Fine® vacuum tubes for venous blood sampling with lithium heparin gel, size 13x75 mm, volume: 4.0 ml. Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x75 mm, volume: 3,5 ml. Vacuum tubes "Acti-Fine®" for venous blood sampling with lithium heparin gel, size 13x100 mm, volume: 4,5 ml.