1.5ml/1.8ml Crimp Neck Vials ND11,wide opening sampler vial with matched Aluminum Crimp Seals ND11, PTFE/rubber septa & Micro-Insert. 1.Standard vials for GC and HPLC. 2.Vials with integrated Micro-Insert are available. 3.11mm hand crimper & 11mm Decapper. 4.Vials have a 40% larger opening than standard opening aluminum seal vials.