laboratory disposables - blood collection needles, 21G, type flashback or visio with window to confirm the correct vein puncture, 0.80mm x 38mm, special design, with window to confirm the correct vein puncture, single-use, safe and efficient, green, boxes x100, code 01-113, todylaboratories®, CE mark

laboratory disposables - blood collection needles, 22G, type flashback or visio with window to confirm the correct vein puncture, 0.70mm x 38mm, special design, with window to confirm the correct vein puncture, single-use, safe and efficient, black, boxes x100, code 01-112, todylaboratories®, CE mark