Quick view View Item Scienceware Super-Polyfoil, sheet size 4 in. x 4 in., 100pk Z265071 Sigma-Aldrich Scienceware® Super-Polyfoil™ sheet size 4 in. × 4 in. NACRES NB.35 Description General description Wrap/cover sheet may be used to cover vessels for autoclaving, incubating, and... Weight: 1.00 LBS View Item Quick view Qty in Cart: 0 Price: Subtotal: