Ahlstrom offers a full range of glass microfiber filters manufactured from 100% pure borosilicate glass. 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. Grade 161 Glass Microfiber Filter Papers.
- Laboratory analysis
- 100% pure borosilicate glass
- Rapid flow rate
- Fine particle retention 0.7µm – 3.1 µm
- High loading capacity
- Chemical and thermal resistance (up to 500°C)
- Long shelf life
- Brilliant white color reflecting more than 96% of visible light
- Custom Cut
Ahlstrom 161: 1.1µm – Medium Speed
This popular grade offers finer particle retention and a higher flow rate than traditional analytical filter papers. Ahlstrom 161 is used in general laboratory applications, cell harvesting, liquid scintillation counting, and in the monitoring of air and water pollution. Ahlstrom 161 is generally recommended for water pollution monitoring techniques for total suspended solids.