LabExact
Grade CFP40 Cellulose Filter Paper, Quantitative Ashless, 8µm, 150mm, 100/Pk SKU: LE-CFP40-150

Featuring quantitative ashless cellulose technology delivering exceptional precision for gravimetric analysis and environmental testing applications. Medium retention and flow characteristics provide optimal balance for general quantitative procedures in both liquid and gas filtration, while extremely low ash content below 0.01% ensures contamination-free analytical results. Precision 8µm particle retention with 85g/m² basis weight construction accelerates your analytical workflows while maintaining validated performance standards for critical laboratory procedures.

Key Cellulose Membrane Characteristics

Premium construction from refined pulp and alpha linters delivers consistent fiber matrix integrity for reliable particulate entrapment
Acid-washed processing with extremely low ash content below 0.01% eliminates interference in gravimetric determinations
Precision 8µm particle retention efficiency captures fine precipitates while maintaining optimal liquid throughput rates
Hydrophilic surface chemistry promotes rapid wetting and uniform sample distribution across the 150mm diameter filtration area
Standard 0.200mm thickness with 85g/m² basis weight provides mechanical strength for handling during analytical procedures

Key Construction Characteristics

Quantitative cellulose fiber matrix performs separations by entrapping particulate within random cellulose fibers throughout media depth
Medium flow rate characteristics balance filtration speed with retention efficiency for versatile laboratory applications
Nonsterile construction optimized for routine analytical procedures requiring validated ash content specifications
Compatible with standard 150mm filter funnels and vacuum filtration apparatus for seamless integration into existing protocols
Cross-reference equivalent to Whatman 40, Ahlstrom 74, and Millipore 223 ensures compatibility with established analytical methods

LE-CFP40-150 filters excel in diverse analytical applications including standard environmental test procedures for soil sample analysis and collection of trace elements and radionuclides in air samples. Outstanding chemical resistance and consistent pore structure maximize your analytical accuracy when processing liquid food samples for sediment determination, primary analysis of cements and slurries, and sample preparation prior to spectrophotometry. Ultra-low ash content transforms these filters into reference-grade media, providing validated performance assurance for your critical gravimetric analysis and sample preparation applications demanding both precision retention and contamination-free results.