Whatman QM-H from Cytiva 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
Binder-free
Minimal reactivity with biological or chemical components
The Whatman range of quartz fiber filters from Cytiva's business also includes Grades QM-A and QM-B for air monitoring applications.