Rows and columns

Number of rows and columns of tubes' barcodes in the tube rack. The maximum number of tubes
allowed (Rows x Cols) is (26 x 26), or 676. Typical SBS racks contain 12x8, 8x6, 6x4, 24x16 arrays of tubes. CRYO racks may contain 10x10, 9x9, 8x8, 14x14, and so on