PM2.5 Air Monitoring Membrane Filters, 46.2mm, 25pcs/pk
Regular price
$139.00 USD
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*Not for medical use
Cobetter PM2.5 PTFE membrane filter is especially designed for PM2.5 air sampling. It is made by high purity PTFE film, structured a thin flat filter with chemically resistant polypropylene support rings, for better handling. Low element background, very good chemical compatibility makes the ring supported PTFE filter very widely used in ambient air monitoring. Cobetter PP ring supported PTFE filters are produced in ISO7 clean room. Membrane printed with sequential numbers for easy recording and tacking.
Specifications
| Materials | Membrane | PTFE |
| Wettability | Hydrophobic | |
| Color | White | |
| Physical Properties | Filter Diameter | 46.2±0.25 mm |
| Pore Size | 2.0 μm | |
| Thickness | 30±15 μm | |
| Support Ring Material | PP/PFA | |
| Support Ring Thickness | 420±60 μm | |
| Support Ring Width | 3.7±0.2 mm | |
| Retention Rate | >99.995% | |
| Pressure Drop(0.3μm)@16.671/min | <30mm H2O | |
| Alkaline | <25 μeq/g | |
| Temperature until weight stable | <20μg | |
| Weight dropped to stability | <20μg | |
| Max. Hygroscopic | <10μg | |
| Sterility | Delivery Condition | Nonsterile |
| Package | Pack Size | 25/pk |
Features
- Conforms to EPA PM2.5 reference method under the requirements for 40 CFR part 50 Appendix L
- No glues or adhesives
- Sequentially numbered for easy traceability
Applications
- PM2.5 Air Monitoring