Code: F11302805
This Whatman 1.5cm, grade 1, cellulose filter paper is the most widely used filter paper for routine applications with medium retention (11µm) and flow rate.
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Description
These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids.- Particle Retention: >11μm
- Porosity: medium
- Filtration speed: ASTM™, 40 sec.; Herzberg, 150 sec.
- Surface: smooth
- Separates precipitates such as lead sulfate, calcium oxalate (hot) and calcium carbonate
- Used for soil analysis and seed testing procedures in the agricultural industry
- Used to separate solid foodstuffs from associated liquid or extract liquid in the food industry
- Atmospheric dust is collected from airflow and the stain-intensity measured
- Impregnated with a chromogenic reagent and color formation quantified by optical reflectance for gas detection
