9x9 Microtube Freezer Storage Box, Plastic

9x9 Microtube Freezer Storage Box (Plastic) can be used to transfer or ship vial or microtubes or to store microtubes in room temperature or keep in the freezer. Features • Transparent lids are keyed for alignment, includes numbering grid for sample identity • 9x9 pattern format • Holds 81 microtubes