Monarch Spin Collection Tubes (NEB# T2118) are compatible with Monarch RNA Purification Columns (NEB #T2007); Monarch gDNA Removal Columns (NEB #T2017); Monarch RNA Cleanup Columns (NEB #T2037, #T2047, #T2057); Monarch gDNA Purification Columns (NEB #T3017); and Monarch Bead Retainers (NEB #T3004). Monarch Collection Tubes (NEB #T1018) are compatible with Monarch Plasmid Miniprep Columns (NEB #T1017), and Monarch DNA Cleanup Columns (NEB #T1034). Monarch Collection Tubes II (NEB #T2018) are compatible with Monarch RNA Cleanup Columns (NEB #T2037, #T2047, #T2057) (through specific lots); Monarch gDNA Purification Columns (NEB #T3017) (through specific lots); and Monarch Bead Retainers (NEB #T3004) (through specific lots).