Standard Opening 250ul insert for sale Sigma Australia. Australia hplc insert Aijiren for hplc vials. 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. 5.Vials are manufactured of Clear or Aijiren borosilie