Genesee Scientific Samples & Test Tubes Cardboard Rack: Get yourself a reliable and secure storage solution for your valuable lab samples and test tubes with our 5.25" L x 5.25" W x 2" H white cardboard box. These 2-inch storage boxes are equipped with 81 cardboard dividers for boxes to store your samples. You can keep your lab samples neatly organized with these cardboard storage boxes with lids. Crafted from heavy-duty chipboard, this tube cardboard box is designed to be water repellent. Our grid storage organizer will keep your samples safe and dry, even when stacked or exposed to challenging laboratory conditions. The easy access lift-off lid of the cardboard box with lid along with the box dividers allow you convenient access to your samples during experiments and keep them secure for future experiments. This test tube box cardboard is engineered to withstand temperatures as low as -196°C and is ideal to store microtubes with volumes of 0.5 ml, 1.5 ml, or 2.0 ml. Adding a final layer of security, the strategically placed drain holes at the bottom corners of the test tube holder rack efficiently remove excess liquids. – About Us: Every product we carry has been carefully selected for quality–and priced to meet your budget, so your lab can operate at its highest level of efficiency. We make it our business to be stocked with the most popular and useful products on the market. Great products at great prices. It’s the motto of Genesee Scientific.