PEKYBIO 2ml Autosampler Vial, 9-425 HPLC Vial with Writing Area and Graduation, Amber Sample Vial and 9mm Blue Screw Cap with Hole, Blue PTFE&White Silicone Septa, 100 of Pack 2ML HPLC Autosampler Vial Material : USP Type 1, Class A Borosilicate Glass Volume : 2ml Easy to Use : Unique Thread Design Ensures Consistent Seal and Can Be Reused, Not Volatile Read more 9