Corning Single Block 20 X 2ml Tubes Unit CS. 0 Ml Tubes Specifications for Corning Single Block 20 X 2ml Tubes 480117: Catalog number: 89133-532 Type: EQUIP PARTS AND ACCESSORIES ONLY Description: SINGLE BLOCK 20 X 2ML TUBES Supplier Number: 480117 Package Contents: Corning Single Block 20 X 2ml Tubes 480117 / 89133-532 The Corning Single Block 20 X 2ml Tubes 480117 is a quality addition to the Corning lineup. For more great deals on Constant Temperature Equipment by Corning please browse our Corning Constant Temperature Equipment page. Corning Single Block 20 X 2ml Tubes 480117 Unit CS