Ahlstrom Filtration

Quantitative Filter Paper, 12.5 cm dia, Cotton, Grade 94, Ashless Grade Type, Circle Format, 0.19 mm Thickness, 1.5 µm Particle Retention in Liquid, 94.8 g/m2 Nominal Basis Weight, 1724 sec/100 ml (Herzberg) Filtration Speed

Quantitative Filter Paper, 18.5 cm dia, Cotton, Grade 74, Ashless Grade Type, Circle Format, 0.2 mm Thickness, 2 µm Particle Retention in Liquid, 95 g/m2 Nominal Basis Weight, 229 sec/100 ml (Herzberg) Filtration Speed

Qualitative Filter Paper, 24 cm dia, Cotton, Grade 505, Standard Grade Type, Pleated Format, 28 µm Particle Retention in Liquid, 26 sec/100 ml (Herzberg) Filtration Speed, Medium Loading Capacity, 0.06% Low Ash Content

Glass Microfiber Filter, 4.7 cm dia, Brilliant White, Grade 161, Standard Grade Type, Circle Format, 0.317 mm Thickness, 1.1 µm Particle Retention in Liquid, 68 g/m2 Nominal Basis Weight, 67 sec/100 ml (Herzberg) Filtration Speed

Chromatography Blotting Paper, 46 x 57 cm, Cotton, Grade 238, Sheet Format, 0.34 mm Thickness, Medium Thick Type, 183 g/m2 Nominal Basis Weight, 140 mm/30 min Absorption Speed, Excellent Wet-Strength and Handling, Uniform Absorption

Qualitative Filter Paper, 25 cm dia, White, Cellulose, Grade 613, Standard, Non Wet-strengthened Grade Type, Circle Format, 0.18 mm Thickness, 6 µm Particle Retention in Liquid, 70.2 g/m2 Nominal Basis Weight, Medium Flow, Fine Porosity

Qualitative Filter Paper, 15 cm dia, White, Cellulose, Grade 615, Standard, Non Wet-strengthened Grade Type, Circle Format, 0.25 mm Thickness, 25 µm Particle Retention in Liquid, 70 g/m2 Nominal Basis Weight, Fast Flow, Fine Porosity

Qualitative Filter Paper, 11 cm dia, White, Cotton, Grade 610, Standard, Non Wet-strengthened Grade Type, Circle Format, 0.19 mm Thickness, 1.5 µm Particle Retention in Liquid, 94.8 g/m2 Nominal Basis Weight, Slow Flow, Fine Porosity

Qualitative Filter Paper, 12.5 cm dia, White, Cellulose, Grade 515, Standard Grade Type, Pleated Format, 0.266 mm Thickness, 25 µm Particle Retention in Liquid, 70.2 g/m2 Nominal Basis Weight, 29 sec/100 ml (Herzberg) Filtration Speed

Quantitative Filter Paper, 11 cm dia, Cotton, Grade 95, Hardened Ashless Grade Type, Circle Format, 0.18 mm Thickness, 1.5 µm Particle Retention in Liquid, 84.2 g/m2 Nominal Basis Weight, 458 sec/100 ml (Herzberg) Filtration Speed

Qualitative Filter Paper, 12.5 cm dia, Cotton, Grade 542, Standard Grade Type, Pleated Format, 2 µm Particle Retention in Liquid, 229 sec/100 ml (Herzberg) Filtration Speed, Medium Loading Capacity, 0.06% Low Ash Content

Qualitative Filter Paper, 11 cm dia, Cellulose, Grade 962, Wet-Strengthened Grade Type, Circle Format, 27 µm Particle Retention in Liquid, 28 sec/100 ml (Herzberg) Filtration Speed, High Loading Capacity, 0.06% Low Ash Content