LabExact
Grade CFP541 Quantitative Cellulose Filter Paper, 23µm, 125mm, Ashless Hardened, 100/Pk SKU: LE-CFP541-125

Featuring quantitative ashless cellulose technology delivering exceptional wet strength and fast flow characteristics for demanding gravimetric analysis applications. Hardened cellulose construction with increased wet strength provides superior handling integrity during filtration procedures. 23µm particle retention with fast flow rates accelerates your analytical workflows while maintaining precise separation performance for quantitative determinations.

Key Cellulose Membrane Characteristics

Ultra-low ash content below 0.01% eliminates interference in gravimetric analysis and ashing procedures
Quantitative grade construction ensures consistent analytical results with minimal sample contamination
Hardened cellulose matrix withstands aggressive handling while maintaining structural integrity throughout filtration cycles
Enhanced wet strength formulation prevents tearing and provides reliable performance in aqueous sample preparation
23µm nominal pore size delivers optimal balance of retention efficiency and flow rate for routine laboratory separations

Key Construction Characteristics

Standard 0.200mm thickness (TAPPI T411)¹ provides consistent caliper specifications for reproducible filtration performance
125mm diameter accommodates standard filter funnels and analytical equipment configurations
98% retention efficiency in liquid applications ensures reliable particle capture for quantitative procedures
Hydrophilic surface chemistry promotes rapid wetting and uniform flow distribution across the filter surface
Cotton-based cellulose furnish delivers chemical compatibility with most laboratory solvents and aqueous solutions

LE-CFP541-125 filters achieve fast flow characteristics optimized for high-volume sample processing, reducing your analytical cycle times while maintaining quantitative accuracy. Outstanding chemical resistance to most laboratory reagents maximizes your experimental flexibility when processing diverse sample matrices. Whatman 1541-125 equivalent performance transforms these filters into proven reference-grade media, providing validated analytical performance for your critical gravimetric determinations, environmental sample preparation, and routine laboratory filtration applications demanding both speed and precision.

¹ TAPPI T411 Thickness (Caliper) of Paper: https://imisrise.tappi.org/TAPPI/Products/01/T/0104T411.aspx