Unico Cuvettes & Test Tubes Pack S-90-304G by Unico GROUP: Lab Equipment & Accessories:Sample Collection & Processing:Tubes/Vials/Cuvettes Item Description: Glass, Square, 10 mm Pathlength, 3.5mL Capacity, Visible Only, 2/pk (DROP SHIP ONLY) Packaging Desc: Cuvette Glass Square Visible2/Pack (Drop) Country of Origin: Harmonized Tariff Code: Product Description: