10mL Sample Vials are a pack of 192 clear glass vials with screw caps and PTFE/silicone septa. They have an overall height of 45mm, outer diameter of 14mm, and opening diameter of 7mm. The vials are made of hydrolytic class 1 borosilicate glass and can withstand temperatures from -20°C to 121°C. The screw caps are made of polypropylene and the septa are made of PTFE and silicone. These vials are suitable for sample storage and analysis in a variety of laboratory applications.