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Whatman 1851-025 Grade QM-A Quartz Microfiber Filter for Air Sampling, Diameter: 2.5cm, Pore Size:
Whatman high purity quartz (SiO2) microfiber filters are used for air sampling in acidic gases stacks flues and aerosols particularly at high temperatures up to 500°C and in PM-10 testing. Because of the low level of alkaline earth metals 'artifact' products of sulfates and nitrates (from SO2 and NO2) are virtually eliminated. QM-A sequentially numbered according to EPA standards is suitable for most applications. Diameter: 2.5cm. 100/Pack. Whatman #: 1851-025.
Quantity Pricing
SKU: WHA-1851-025
Price: $172.82
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Stock Availability: *Item is not in stock. This item normally carries a 5-10 day lead time.
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