Pinit WARNING:About product imagesMilliporeSigma 1.50257.0001 LiChroCART® High-Purity HPLC Guard Cartridge with Purospher® STAR RP-18e Endcapped (5m) Sorbent Packing Media, 250 x 10mmItem has been discontinued with no suggested replacement.Item Number:EM-1.50257.0001 Manufacturer Part No:1502570001Manufacturer:MilliporeSigma This item is discontinued.For assistance finding an alternative item:Call:512.836.1667e-amil:customersvc@capitolscientific.com New Order & Product PoliciesDetailsDocuments & Videos