LABSOLUTE racks for 15ml centrifuge tubes, 6 x 12, Yellow

Standard White 2" Cardboard Box Assembled with Dividers, 49 Cell - 5 1/4" × 5 1/4" × 2"

TUBE RACKS 2 TIER, HOLES O 35mm

Standard White 2" Cardboard Box Assembled with Dividers, 81 Cell - 5 1/4" × 5 1/4" × 2"