Glass Vial Screw Cap at aijiren. Vials with open top caps (9711B25,B55) Borosilie glass Consists of screw-necked vials and 9711C10 series open-top screw caps. Septa are not supplied. 9711B25 use Septa 9711D35 9711B55 use Septa 9711D45 Screw Caps (9711C10 to C45) Open-top Phenolic Screw Caps are for use