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

▪ Pure homopolymer PVC

▪ Inherently low ash membrane ideally suited for multiple NIOSH methods

▪ Assure gravimetric stability. Low moisture pick-up and low tare weight.

▪ Low ash. Provides interference-free silica determinations.

▪ Meets NIOSH and OSHA requirements.

Specifications

▪ Material: Polyvinyl chloride (PVC)

▪ Brand Name: GLA-5000

▪ Color: white

▪ Surface: plain

▪ Operating temperature (water): 52 °C max.

▪ Gravimetric Stability: < 0.5% after 24 hrs at 48% relative humidity at 50 °C