Material: PET
Cap color:: Blue
Additive: 3.2% Sodium Citrate (1:9)
Specimen: Whole Blood
Specification: 13*75mm
Draw volume: 2-5ml
Max. vacuum degree tolerance: ±10%
the foil package stop the addtive escape from the PET tube, make the tube within it have a 2 years shelf time.Invert immediately after draw,gently invert tube 3 to 4 time.