GN Metricel MCE membrane disc filters

Dissolves completely using standard digestion procedures.

Cleans completely, possesses low artifacts, and offers minimal interference in fiber counting.

Specifications

Filter Media

Hydrophilic mixed cellulose esters

Pore Size

0.8 µm, 0.45 μm

Typical Thickness

152 μm (6 mils)

Typical Filter Weight

4 mg/cm²

Typical Water Flow Rate

0.8 µm: 129 mL/min/cm² at 0.7 bar (70 kPa, 10 psi)

0.45 µm: > 65 mL/min/cm² at 0.7 bar (70 kPa, 10 psi)

Typical Air Flow Rate

0.8 µm: 55 L/min/3.7 cm² at 0.9 bar 90 kPa, 13.5 psi)

Maximum Operating Temperature – Water

74°C (165°F)

Typical Moisture Pick-Up

< 1% after 24 hr at 48% relative humidity at 23°C (73°F)

Extractables – Boiling Water

< 2%

Minimum Bubble Point – Water

1.0 bar (100 kPa, 15 psi)

Refractive Index

1.512

Applications

GN-4 Metricel filters meet NIOSH requirements for airborne metals and asbestos monitoring.