Nuclepore polycarbonate filters contain uniform, cylindrical pores, preferentially etched into the membrane, allowing for an even distribution of a collected sample in one plane across the entire exposed membrane surface. Contaminant-free, these microporous screens are biologically inert, and offer excellent chemical resistance and thermal stability.
The highest quality for thin film deposition, replication, and AFM studies. SPI Supplies offers the muscovite type of mica and indeed, we offer only the highest qualities of the mineral because of the applications of our typical customer. SPI Supplies mica, cut into mica strips, discs, and sheets is used widely by researchers worldwide