Stackable polycarbonate racks are compatible with both 1.5ml and 2.0ml Micro Centrifuge Tubes. Each hole has molded in numbers and letters for sample identification. Ergonomic design provides easy insertion and removal and of tubes. Can be used in wide temperature range (-135°C to 135°C). Autoclavable. Additional Info: Rack For 1.5ml And 2.0ml Tubes, Polycarbonate, Yellow, Holds 48 Tubes, Pk/8 Package Size(L x W x H): 14.5 X 12.5 X 4.5 (IN) Categories: Centrifuge Ware, Tubes HTS Code: 3926.90.9910 UNSPSC: 4.11228e+007 Country Of Origin: INDIA