Racks are made of polypropylene or Delrin® fiberglass-reinforced polyoxymethylene (POM), an engineered polymer developed by DuPont to have exceptional chemical and heat resistance. These durable racks are molded in a single, continuous piece—no assembly required and no detachable pieces. Molded index coordinates and flat labeling areas keep samples organized.
2 Nalgene Lab Test Tube Racks Made of Polycarbonate For Tube O.D. 16-20 mm 40 places LxW 285 x 115 mm ( 11 x 4 1/2 in ) ** This item includes 2 racks, all new ! never used, no original packing -------------
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