filters for air sampling and monitoring. Particularly suitable for high temperatures, acid gases, chimneys, ducts and aerosols.
QM-A: paper made of high purity quartz microfibre, which can be used up to 500 °C.
• Retention: 2.7 µm
• Thickness: 475 µm
• Weight: 85 g/m²
• Speed of filtration: 325 s (Herzberg)
• Air flow rate: 2.2 s/100 ml/6.5 cm²
QM-H: 100% pure quartz fibre paper, which can be used up to 900 °C. Low heavy metal content.
• Retention: 2.2 µm
• Thickness: 430 µm
• Weight: 85 g/m²
• Speed of filtration: 47 s (Herzberg)
• Air flow rate: 6.4 s/100 ml/6.5 cm²
