Electron Microscopy Sciences Speedy Foil™, 4x4

Electron Microscopy Sciences Pharmaceutical grade, pre-cut, interleaved aluminum foil squares. Time saving product that eliminates the wasteful practice of trimming pieces from over-sized rolls. Each size ships in its own ideally sized dispensing box that ensures squares remain crisp and flat. Squares are pre-cut to fit common laboratory container openings saving time. - EMS