196For products listed on this page use HSN code 70109000 PRICES EXCLUSIVE OF TAXES an ISO 9001:2015 certified company19. 20mm Headspace GC Vials. Product Code Volume Mouth Neck Via Vial Vial Vial Vial P rice ml Dia Dia Height Profile Pack Case Qty ` mm mm mm VO10F 0C000 10 20 Crimp 22 45 Flat Bottom