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Ahlstrom Grade 131 Glass Microfiber Filter Paper - 1.0 µm, Medium Speed
Ahlstrom Grade 131 glass microfiber filter paper is ideal in many environmental applications. Offers slightly more retention than Grade 111, with slightly lower filtration speed and loading capacity. Grade 131 is recommended for the collection of suspended solids in potable water and in industrial wastes. In biochemical tests, Grade 131 is suited for cell harvesting, liquid scintillation counting and the analysis of carbohydrates
- Grade: 131
- Retention in µm: 1.0
- Filtration Speed Herzberg sec/100mls: 88
- Filtration Speed Rapidity mls/min: 78
- Loading Capacity: Very High
- Whatman Cross Reference: GF/C
Ahlstrom offers a full range of glass microfiber filters manufactured from 100% pure borosilicate glass. Because of their intrinsic properties, glass microfiber filters have wide applications in many areas of laboratory analysis, especially when fine filtration and high loading capacity is required.
Applications for Ahlstrom glass microfiber filters include environmental analysis for water, wastewater, testing of soils, air pollution and monitoring, research and process biochemistry, and gravimetric analysis involving ignition of samples. Ahlstrom glass microfiber filters are also found in the filtration of hot gases and liquids, and in pre-filtration.