QUANTIFOIL® is a perforated support foil with a pre-defined hole size, shape and arrangement. It has advantages in low dose and cryo electron microscopy (EM) or low-energy electron point source (LEEPS) microscopy when compared with conventional holey film.
QUANTIFOIL® support films are produced using technologies that are protected by internationally issued patents and is offered with circular and square, orthogonally arranged holes. Films with different hole sizes and bar widths are available.

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