or
SiliCycle SiliaMetS Metal Scavengers DOTA, 40 to 63 um, 60 A, Qty: 50 g, Silica Gel, Particle Size: 40 to 63 um, Technique: Column Chromatography, Bulk Functionalized Irregular Silica Gel, Content And Storage: Keep Dry, Density: 0.681 g/mL, Endcapped: Yes