DWK Life Sciences (Kimble) Clear Screw Thread Sample Vials with Assembled Caps
Clear glass screw thread sample vial has open-top black polypropylene closures with attached PTFE-faced silicone septa. Vials are packed in corrugated trays with partitions and manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.