(2197) Foam Holder for 15 mL Centrifuge Tubes This thick, rugged foam block holds 24 standard 15 mL centrifuge tubes that are 119 mm in length. Features Ideal for grinding large samples in the...
Holder For 20-25 mm Tubes, Pack of 2 Comprehensive Selection of Holders for a Range of Needs Heavy-Duty Vortex includes a holder for securing accessory tube racks. Mini Vortex Mixers need retainer...