Deskripsi

Whatman – Qualitative Filter Paper Grade 5 Circles

These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids.

• Particle Retention: 2.5μm; most retentive grade of filter series
• Porosity: Fine
• Filtration speed: Herzberg, 1420 sec.
• Surface: smooth, dense
• Slow flow rate
• Maximum degree of fine particle filtration in the qualitative range
• Useful for clarifying cloudy suspensions, water analysis, Buchner funnel filtration