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GLA-5000 PVC membrane disc filters

Inherently low ash membrane ideally suited for multiple NIOSH analytical methods

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产品详情

GLA-5000 PVC membrane disc filters, a Pall Life Sciences product, are inherently low ash membranes well suited for multiple NIOSH analytical methods.

Assures gravimetric stability with low moisture pick-up and low tare weight.
Low ash. Provides interference-free silica determinations.
5 μm pore size meets NIOSH and OSHA requirements.
25 and 37 mm sizes are ideal for use in Air Monitoring Cassettes.

Specifications

Filter Media

Polyvinyl chloride (PVC)

Pore Size

5 μm

Typical Air Flow Rate

53 L/min/cm2 at 0.7 bar (70 kPa, 10 psi)

Maximum Operating Temperature – Water

52°C (125°F)

Gravimetric Stability

< 0.5% after 24 hrs at 48% relative humidity at 50°C (122°F)

Ash Content

< 1%

Typical Aerosol Retention*

99.94% 0.3 μm (DOP) at 32 L/min/100 cm2 of filter media

*Following ASTM D 2986-95A

Applications

Excellent membrane choice for sampling airborne metals, silica, and dust.

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