Flex Tube lid is easy to open and close for ergonomic operation
Polypropylene provides high resistance to chemicals, mechanical stress and temperature extremes
Manufactured without the use of slip agents, plasticizers and biocides substances that have been shown to leach from plastic consumables into the sample and negatively affect bio assay results
Precise lid sealing for minimal evaporation rates during long term storage
Frosted lid and surface on the side for easy labeling