Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Circles Available on GSA/VA Contract for Federal Government customers only.

Designed for analysis of non-filterable residue and materials that require a high loading capacity glass microfiber filter. Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Circles are also used in cell harvesting, liquid scintillation, and monitoring pollution.

Manufacturer: Whatman™ 1827035

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Catalog No. 09-870D

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    Product Type Circle; Dia.: 35mm
    Quantity 100Pack
    Weight (Metric) 64g/m2
    Diameter (Metric) Outside 35mm
    Diameter (English) Outside 1.37 in.
    Flow Rate 3.7 sec./100mL/in.2
    Format Circle
    Thickness (Metric) 435μm
    Filtration Time 47 sec./100mL
    Grade 934-AH
    Particle Retention 1.5μm
    Surface Type Smooth
    Temperature (English) Maximum 932°F
    Temperature (Metric) Max 500°C
    Thickness (English) 0.017 in.
    Material Borosilicate Glass

    Grade 934-AH filters are often used in total suspended solids analysis.

    • Smooth surface for efficient precipitate recovery
    • Nominal particle retention of 1.5µm
    • Withstands temperatures up to 500°C
    • Fast filtration speed

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