Whatman grade QM-A quartz microfiber filters are used in many air sampling filter applications, including sampling of acidic gases, stacks, flues, and aerosols. Filters are suitable for PM-10 sampling and analysis.
Features:
- Temperature resistant up to 800°C
- Binder-free
Whatman Quartz Microfiber Filters
Due to the low level of alkaline earth metals, "artifact" products of sulfates and nitrates (from SO₂ and NO₂) are virtually eliminated. High-purity quartz microfiber filters are therefore applicable for particulate monitoring and heavy metal analysis.
| Whatman Product Code | 1851-047 |
| Grade | QM-A |
| Material | Quartz (SiO2) |
| Binder Type | Binder-Free |
| Size | 47 mm Diameter |
| Maximum Operating Temperature | 800 °C |
| Thickness | 475 µm |
| Basis Weight | 85 g/m^2 |
| Air Flow Rate | 6.3 s/100 ml/in^2 |
| Format | Circles |
| Pack Size | 100 |