Pal Surgical Works manufactures PCR Tube Rack with Tough and Transparent Polycarbonate made Top and Base. Pal Surgical Works is an ISO 9001:2000 certified company. PCR Tube Rack with Tough and Transparent Polycarbonate made Top and Base is used for keeping PCR Tubes. The middle portion of the rack is made of polypropylene. The tube holding spaces in these racks are uniformly placed so as to facilitate the use of multi-pipettes. A number of racks can be stacked together to save shelf space.