- Standard qualitative laboratory filter paper grade 2, 7 cm diameter - Equivalent to Whatman grade 2, made from high alpha-cellulose cotton - High retention of fine particles (5-10 µm), slow flow for precise filtration - Laboratory applications: solid separation, clarification of turbid suspensions - Food use: determination of total fat, analysis of oils and dairy products - Beverages: beer and malt analysis, removal of turbidity and yeast - Agriculture: soil pre-filtration, nutrient retention in plant assays - Environment: air pollution and black smoke control - Flat discs suitable for Buchner vacuum and gravity filtration - Pack of 100 discs, thickness 160 µm, weight 86 g/m², standard size 70 mm - Not suitable for incineration, retains organic and crystalline precipitates such as metallic sulfides and oxalates