TSU applicator (Each) Allflex tissue sampling unit (TSU) for the collection of ear notch samples. Login to see prices SKU: SSENPUNCH Category: Sample collection (tubes) Tags: bvd, ear notch, sampler Related products Capillary / haematocrit tubesLogin to see prices Vacutainer Fluoride Oxalate – 2 ml (grey)Login to see prices Vacutainer serum – clot activator (red top)Login to see prices Urine Tube – Plain 10mL (lemon)Login to see prices