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Nickel, Single hole 800 micron, Standard coating 5-6nm, 25/box -
Nickel, Single hole 800 micron, Standard coating 5-6nm, 50/box -
Nickel, Single hole 800 micron, Thick 10nm, 50/box -
Nickel, Single hole 800 micron, Ultra-thin 3-4nm, 50/box -
Nickel, Slot 2x0.5mm, Extra-thick 20-30nm, 50/box -
Nickel, Slot 2x0.5mm, Standard coating 5-6nm, 25/box -
Nickel, Slot 2x0.5mm, Standard coating 5-6nm, 50/box -
Nickel, Slot 2x0.5mm, Thick 10nm, 50/box -
Nickel, Slot 2x0.5mm, Ultra-thin 3-4nm, 50/box -
Nickel, Slot 2x1mm, Extra-thick 20-30nm, 50/box -
Nickel, Slot 2x1mm, Standard coating 5-6nm, 25/box -
Nickel, Slot 2x1mm, Standard coating 5-6nm, 50/box -
Nickel, Slot 2x1mm, Thick 10nm, 50/box -
Nickel, Slot 2x1mm, Ultra-thin 3-4nm, 50/box -
Cartridge Filaments for Hitachi (Box of 10) -
Negatively stained catalase crystals show lattice plane spacings of approximately 8.75nm and 6.85nm very clearly (using TEM and STEM). (Figures determined by Wrigley. J. Ultrastructure Res. 24, 454. 1968). They are valuable for high magnification calibration.