Features

It is a thin glass filter paper with high particle supplementing performance.
It is generally used for liquid clarification.
It is also used to collect airborne particulate matter in the atmosphere (Hybolium/Lowbolium air sampler).

Spec

Dimensions ( mm ) : Φ 42
Mass (g/m ^ 2): 55
Thickness (mm): 0.21
Filtration time (s): 23
Retained particle size (μm): 0.6
Pressure drop (kPa): 0.33
Collection efficiency (0.3 μm DOP%): 99.9
Binder: None
Maximum operating temperature (°C): 500
*Filtration time ・・・ A time to filter 1,000 mL of particle-free water at 20 °C under a differential pressure of 39 kPa over a filter paper area of 9.6 cm ^ 2.
*Holding particle size ・・・ particle size which can hold 90% or more when 7 kinds of powder dispersion water specified in JIS Z 8901 is naturally filtered.
*Pressure drop ・・・ value at a ventilation rate of 5 cm/s.
*Collection Efficiency ・・・ 0.3 Collection efficiency when air containing dispersed dioctyl μm phthalate particles is filtered through an aeration rate of 5 cm/s.
*The maximum operating temperature depends on conditions such as pressure and time, so please use it as a guide.