China Borosilicate Glass Amber Chromatography 13-425 Screw Neck Vial Iso9001s 13mm Cap 4ml Septa Vials. Country/Region: China. Main Products: HPLC Vials ,Headspace vials ,Caps with PTFE/silicone septa,Autosampler vial and accessories,Micro-insert. Total Revenue: Below US$1 Million. Top 3 Markets: