An o-ring has been added under the PTFE fitment to maintain a liquid-tight seal over a large temperature range (0-100 °C)

·         Liquid contacts only glass and PTFE

·         Stopcock is easily removed, providing easy access to column packing

·         Tip and stopcock assembly are available as replacement components

·         Replacement stopcock for all sizes is 41006F-2

·         17810 series has a 250 mL reservoir at the top of the column

·         Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements