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This polypropylene 6-tube test tube rack is a practical, budget-friendly choice for science classrooms, STEM labs, and general lab organization. The top plate includes four 19mm openings for common test tubes and two 26mm openings for larger tubes. The base features six hemispherical wells to help tubes sit securely during filling, mixing, and storage.
When you’re done, flip tubes onto the six integrated drying pegs for quick, orderly drying. The rack arrives fully assembled and ready to use.
Dimensions: 8" × 2-3/4" × 3" (20 × 7 × 8 cm)