Frey Scientific - 581511 No-Wire Autoclavable Polypropylene Test Tube Rack for 30mm Tube, 21 Well

Frey Scientific 30 mm Autoclavable Test Tube Rack measuring 9-3/4 in x 4-1/8 in x 2-3/4 in features 21 wells with 3 x 7 rows and the rows are numbered as well as lettered for tube identification. Rack is molded of autoclavable polypropylene and has end plates for labeling. Affordable rack is space-saving for individual student use or single applications and has 3-tier design to allow easy insertion and removal of tubes.