ND11 Crimp Vials - Quzhou Lab Technology Co.,Ltd,hplc . ND11 Crimp Vials 11mm aluminum crimp top seals have a larger opening to ensure proper needle penetration 2ml, 12X32mm vials are manufactured of Clear, Type 1 Class A or Aer, Type 1 Class B borosilie glass and include a write-in patch for sample