An EDTA PET tube is a medical specimen collection tube containing the anticoagulant ethylenediaminetetraacetic acid (EDTA) and used for collecting blood samples for certain laboratory tests. PET stands for "polyethylene terephthalate. Our tube accommodates 1 mL / 2 mL / 3 mL / 4 mL / 5 mL capacities, providing flexibility for blood collection.