Nalgene™ Unwire™

Test Tube Rack, 20 L X 10.2 W X 5.7 cm H, Blue, Polypropylene, Holds 13 mm Tubes, 6 X 12 Format, 72 Positions, For 13 mm Tubes, Higher Specific Gravity Than Water So Rack Stays Submerged In A Water Bath

Test Tube Rack, 25 L X 10.2 W X 8.3 cm H, Orange, Acetal Plastic, Holds 20 mm Tubes, 4 X 10 Format, 20 Positions, For 20 mm Tubes, Endplates Accept Large Labels For Easy Identification Of Samples, Smooth Finish Leaves Fewer Places