LabExact
Grade CFP41 Cellulose Filter Paper, Qualitative, 20µm, 125mm, Fast Flow, Ashless, 100/Pk SKU: LE-CFP41-125

Featuring acid-washed cellulose technology delivering exceptional flow rates for coarse particle separations and gelatinous precipitate processing. Extremely low ash content of <0.01% combined with very fast flow rates and loose retention characteristics optimizes filtration efficiency for environmental sample preparation, soil analysis, and gravimetric procedures. 20µm particle retention provides reliable separation performance while maintaining superior filtration speed for high-throughput laboratory applications.

Key Cellulose Membrane Characteristics

Refined pulp construction with acid washing eliminates interference during quantitative analysis procedures
Extremely low ash content <0.01% ensures accurate gravimetric determinations without residual contamination
20µm pore size delivers coarse particle retention while maximizing flow rates for rapid sample processing
Hydrophilic cellulose matrix provides excellent wetting characteristics for aqueous and organic solvent compatibility
Very fast flow rates and loose retention characteristics accelerate processing of gelatinous precipitates and viscous samples

Key Construction Characteristics

125mm diameter accommodates standard filtration equipment and high-volume sample processing applications
0.220mm thickness provides structural integrity while maintaining optimal porosity for fast filtration
Nonsterile format suitable for routine laboratory separations and analytical sample preparation
Compatible with vacuum filtration systems and gravity-fed separation procedures
100-pack quantity ensures consistent supply for repetitive testing protocols and quality control operations

LE-CFP41-125 filters excel in standard environmental test procedures such as soil sample analysis & the collection of trace elements and radionuclides in air samples, delivering validated performance for your critical analytical workflows. Outstanding compatibility with liquid food tests for determination of sediments, primary analysis of cements and slurries and sample preparation prior to spectrophotometry maximizes versatility across diverse laboratory applications. Equivalent performance to Whatman 41, providing trusted filtration characteristics for initial separations requiring rapid flow rates and reliable particle retention in your quantitative analysis procedures.