Product Number: 2308306
These 15ml centrifuge tubes feature molded graduation markings, and are made from high quality polystyrene Conica bottoml. These tubes do not include caps. Gradations are 2.5, .5, 1.0, 2.5, 5, 10, 12, 15mL. Used in the LeadTrak Pocket Colorimeter Kit and the Ascorbic Acid Test Kit. 6/pk