Sterlitech silver membrane filters, 25 mm diameter, 0.45 micron pore size

Sterlitech Part # 45335, Silver membrane filters specified for X-ray diffraction analyses as described below.

The scan ranges free of interference include all ranges of quartz, cristobalite, tridymite, and silver listed in the 5th edition of the NIOSH Manual of Analytical Methods, Method 7500, and most current edition of OSHA Method ID 142. 99.97% pure metallic silver membrane material Uniform porosity and thickness 25 millimeter diameter filter membrane 0.45 micron pore size Extra 30 minute annealing time Chemical inertness and high thermal stability Indefinite shelf life when kept in sealed packages Note that this is not a request for quotes.

A determination by the Government not to compete this requirement based upon responses to this notice is solely within the discretion of the Government. This Request for Information (RFI) seeks industry comments to assist the Government in locating potential FSS sources with the ability to satisfy its requirement. Vendors that believe they can provide the needed services that fully meet the Government's requirements may submit substantiating documentation to determine capability.