... , medical, antibiotic, crimp top,serum, sterile,tubular,injectable glass bottle vial,you can choose it with a variety of closure color ... cap edge, no burs of rough plastic 6) nicely with no jagged metal edge at the perforation7) come pre-assembled ... in biological and pharmaceutical applications or for sample containmentwhere dispensing with a needle and syringe is requiredaccept: custom size, custom ...