|The body of the tube is made of 13x75mm PET plastic for 5ml maximum capacity, blue plastic-coated rubber cap.
The label is printed with the blue main color and the APM logo (registed owner) inside the 3 proportionate hexagons upper right corner on the label.
The product is sprayed 200ul Sodium Citrate 3.2% antifreeze chemical suffictionly that can prevent blood clotting in 4-8 hours at room temperature condition.
Using two heads needle, inject one head into patient’s vein first, then inject the other through the tube cap, the blood will be automatically drawn in corresponding to the type of volume allowed on the tube.
Apter that, remove the head needle from the patient’s first, then remove the other needle from the test tube and put in prescribed place, invert the tube a few times to mix chemical and blood.