Omsons Test Tubes, with Rim, 50mL, 30(D) x 110(H) mm, Non-Graduated, Borosilicate Glass, Germany, Each Each

These non-graduated glass test tubes feature a plain top tube with a beaded rim. They are ideal for measuring small volumes, for blending definite proportions of liquids or powders, for rapid quantitative check-ups on miscibility’s, compatibilities, and solubilities of substances.