Athena Vials 1.5ML HPLC,Packaging TypeStandard,Rs 400 2)Standard narrow neck design for GC and HPLC. 3)9mm wider opening for easy puncture. 4)Clear,type 1 class A borosilie glass. 5)9mm PTFE/silicone septa,has excellent chemical inertness,acid and alkali resistance. 6)9mm screw black open top pp cap. 1.5mL Clear Screw Neck Vial,9-425 Thread,11.