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Nupore Micro Glass Fiber Filter - Type GF1
Nupore Micro Glass Fiber filter Type GF1 are widely used for the routine monitoring of air pollution & for specialized monitoring of solid pollutants, micro organisms, oil and smoke air.
Features and Benefits
- ● Particularly recommended for high efficiency collection of fine particles
- ● High flow rates
- ● High dirt holding capacity
- ● Weight stability with vary relative humidity
Specifications :
| Product | Basic Weight (gms/m²) |
Thickness (mm) |
Partical Retention Size (Liquid) Micron |
Pressure Drop @32 LPM/100cm² |
|---|---|---|---|---|
| GF1 | 53 | 0.30 | 1.6 | 40 |
DOP retention @32 LPM/100cm² : 99.97%
(0.3 Micron particles) - ( As Per ASTM2986)
Tensile Strength, KGF : 0.50 (Minimum for 20mm wide Strip)
Loading Capacity: High
Applications :
Recommended for gravimetric determination of air borne particulate, stack sampling and absorption method of air pollution monitoring.
Ordering Information :
| Type | Size | Pack Size |
|---|---|---|
| GF1 | 47 mm circles | 100 |
| 90 mm circles | 100 | |
| 110 mm circles | 100 | |
| 125 mm circles | 100 | |
| 203 mm x 254 mm sheets(8"x10") | 100 | |
| 460 mm x 570 mm sheets | 100 |
Other sizes are available on request.
These filter's are tested & approved by NEERI & CPCB

