Vials and Septa to meet your application: 1.5mL, 4mL, 10mL and 20mL headspace vials, 1st hydrolytic class and silanized glass; Vials are packaged in a Lab Vials & Microplates | DWK Life Sciences For your convenience, glass vial options include with or without marking spots (writing patch), graduated, silanized, high-recovery designs, glass ...