Filters & Filter Paper


LabExact manufactures very high quality cellulose filter papers manufactured from refined pulp and alpha linters that are acid washed and have extremely low ash content, specifically designed for water quality testing applications that require sample preparation for further instrumentation analysis. Whatman filter products for water testing include qualitative filter papers and glass fiber filters used to filter samples for trace element tests before analysis by methods like ICP-AES, ensuring samples won't clog nebulizers or interfere with injection into analytical instruments, with various grades offering optimized combinations of retention and flow rate for routine laboratory applications and qualitative analytical separations.

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