Standard Opening crimp lab vials with pp cap for HPLC 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,11.6*32mm.