M, 4" X 125', Roll, Each

Details:

Simply the best temporary seal available, a thermoplastic, self-sealing, pliable, colorless film that can be used to seal almost anything. Film will handle 24-hour exposure to such common acids as hydrochloric, nitric and sulfuric. However, the film is completely soluble in organic solvents like ethyl ether and chloroform. Available in rolls in a dispenser carton, width: 4", length: 125 ft.