Whatman QM-H is a pure quartz fiber filter for use in testing acidic gases, stacks, flues, and aerosols. Whatman QM-H has low heavy metal content so is well-suited for heavy metals analysis.
• High stability up to 900°C
• High filtration efficiency
• Minimal reactivity with biological or chemical components
The Whatman range of quartz fiber filters also includes Grades QM-A and QM-B for air monitoring applications.
Whatman QM-H sizes
Pure quartz fiber filters come in 50-piece packs with four diameters:
• 37 mm
• 47 mm
• 90 mm
• 150 mm