1.Test Tube,Cylindrical bottom, Glass,13*75mm 2.250pcs ... ,FDA 4.T/T Founded in 1974,Haimen Changlong Instrument Co.,Ltd has more 30 years of production experience ... to our company to negotiate busniess,OEM is also weclome.Test TubeCylindrical bottom, Plastic DimensionsMaterialPackingØ12*60mm, Vol.3mlPS500pcs/polybage ... Ø16*100mm, Vol.10mlPP500pcs/polybage, 2500pcs/carton Glass Test Tube with Rim-13*75mm