Also known as Sample Vials, these Clear Glass Screw Top Vials come packed and sold in shrink wrapped trays to ensure vials have no outside contaminants. Constructed of Type I Borosilicate Glass.
Includes Phenolic PolyCone Lined Caps.
Phenolic lids are chemically inert, have a high heat tolerance and are commonly used in laboratories for their durability and safety. This liner virtually eliminates leakage, evaporation, contamination, binding and backing off.