Filter papers / air control

Air control cassettes

• 37mm air control cassettes, single use transparent plastic filter holders
• Pre-assembly with MF (cellulose ester) type membranes of 0.45µm and 0.8µm
• Two filters matched in weight to ± 0.1mg, eliminating the need for pre-weighing in a gravimetric analysis
• Three-section design to hold filter in place when cassette is opened for free air sampling

Quartz fibre filter paper for air monitoring

filters for air sampling and monitoring. Particularly suitable for high temperatures, acid gases, chimneys, ducts and aerosols.
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