Test tube rack holder — durable, precise, and designed for 18 mm test tubes Key benefits Built for long service life: manufactured to professional standards for reliable, repeatable use in laboratory settings. Fast and efficient handling: the rack's openings allow effortless insertion and removal of 18 mm test tubes, speeding routine workflows. Stable, practical design: careful workmanship and a reasonable structure provide secure support for tubes during storage, handling, and drying. Versatile use: works equally well as a test tube stand, storage shelf, or drying rack to suit common lab tasks. What it does and who it fits Function: organizes, supports, and dries standard 18 mm diameter test tubes. Compatibility: specifically designed to accept 18 mm test tubes for smooth insertion and removal. Performance: engineered for ease of use and repeated operations without compromising tube stability. Typical applications Sample preparation and experiment setup: keep tubes organized and accessible during multisample procedures in research or teaching labs. Postwash drying and storage: use as a drying rack after cleaning or as a compact storage shelf to reduce clutter and contamination risk. Clinical and educational use: ideal for routine clinical testing stations, instructional labs, or anywhere efficient tube handling is required. Practical details Carefully crafted construction for dependable daily use. Simple to use and maintain; integrates into standard lab workflows to improve organization and throughput. This test tube rack holder provides a straightforward, durable solution for organizing, supporting, and drying 18 mm test tubes in laboratory environments.