Sp Scienceware Switch-Grid Test Tube Grids, For Switch-Grid Test Tube Racks, Pack Of 4

Details:

Allows students to quickly switch grids to hold other sizes as needed.10Mm to 30mm diameter test tubes fit in five color-coded grid insertschemical resistant polyoxymethylene plastic grids can be cleaned with mild detergent, ethanol or isopropyl alcohol; autoclaved at 121°c (250°f)order inforacks are available separately (cat. Nos. S04595 through -599).