K2E K2EDTA
The inner wall of VACUETTE® EDTA tubes is coated with spray-dried K2EDTA or K3EDTA. EDTA acts as an anticoagulant, binding the calcium ions and interrupting the clotting cascade. These tubes are used primarily in hematology. 
Item: 454024
VACUETTE® TUBE 2 ml K2E K2EDTA 13x75 lavender cap-white ring, PREMIUM
Item: 454047
VACUETTE® TUBE 2 ml K2E K2EDTA 13x75 lavender cap-white ring, non-ridged
Item: 454020
VACUETTE® TUBE 3 ml K2E K2EDTA 13x75 lavender cap-black ring, PREMIUM
Item: 454009
VACUETTE® TUBE 4 ml K2E K2EDTA 13x75 lavender cap-black ring, non-ridged
Item: 454023
VACUETTE® TUBE 4 ml K2E K2EDTA 13x75 lavender cap-black ring, PREMIUM
Item: 454032
VACUETTE® TUBE 4 ml K2E K2EDTA 13x75 lavender cap-yellow ring, PREMIUM
Item: 454209
VACUETTE® TUBE 4 ml K2E K2EDTA 13x75 lavender cap-black ring, non-ridged
Item: 454210
VACUETTE® TUBE 4 ml K2E K2EDTA 13x75 lavender cap-white ring, PREMIUM
Item: 454286
VACUETTE® TUBE 4 ml K2E K2EDTA 13x75 lavender cap-white ring, non-ridged
Item: 456023
VACUETTE® TUBE 6 ml K2E K2EDTA 13x100 lavender cap-black ring, PREMIUM
Item: 456244
VACUETTE® TUBE 6 ml K2E K2EDTA 13x100 red cap-black ring, PREMIUM
Item: 455045
VACUETTE® TUBE 9 ml K2E K2EDTA 16x100 lavender cap-black ring, non-ridged
Item: 495045
VACUETTE® TUBE 9 ml K2E K2EDTA 16x100 lavender cap-black ring, Bi-Barcode label, non-ridged
Item: 455046
VACUETTE® TUBE 10 ml K2E K2EDTA 16x100 lavender cap-black ring, non-ridged