18mm clear gc glass vials price for GC/MS Aijiren-Aijiren glass vials with caps in clear for HPLC sampling for sale. Clear 100pcs 2 ml Glass Sample Vials Email : market@aijirenvial.com Tel : +8618057059123 Home Products 1-4mL Autosampler Vials for HPLC, UPLC, GC 16mm, 25mm Test Tubes for Water Analysis 6-20mL GC Headspace Vials 8-60mL EPA Storage Vials.