100 nm Search× Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Dual-Scale Micro+Nanoporous Membrane Chips $425.00 Nanoporous Membrane Chips $375.00 TEM Silicon Dioxide Grids – Single Window (pack of 10) $260.00 X-Ray Silicon Dioxide Windows – Single Window X-Ray Silicon Nitride Windows – Single Window $375.00 – $500.00