Round Test Tube Stand, Polypropylene, 12 Holes & 16 Pins - Eisco Labs This polypropylene round test tube stand can hold four 25mm diameter test tubes and eight 19mm diameter test tubes. It also has 16 vertical drying pins. This autoclavable rack can be easily disassembled for cleaning purposes. Trough around circumference catches drippings. Size: 8" dia. x 3"H. Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control.Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments. Product Details BrandEISCOManufacturerEISCOProduct TypeScience Lab Tube RacksMpnCH0697 PREMIUM QUALITY || Test tube rack featuring a sturdy polypropylene construction that will stand up to the wear and tear of the labACCOMMODATES 12 TEST TUBES || Supports up to 12 test tubes, with 4 holes that measure up to 25mm in diameter and 8 holes that measure up to 19mm in diameter - Provides convenient insertion and removal of tubesDRYING || Rack has 16 drying pins for drying tubesGREAT FOR CLASSROOM, SCIENCE LABORATORIES AND HOUSEHOLD || Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use. Can be repurposed for use in kitchens, to hold spices or utensils. Great for arts & crafts, for fountain pens and organizationMANUFACTURED BY EISCO LABS || Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind Check out my other items. -Powered by