Whatman Grade GF 92 Glass Microfiber PreFilter, 42 mm Diameter Circle, 200 Pack, 10421019
This Filter is used as a membrane prefilter in applications such as the determination of crop protection agent residues by GC or HPLC, in cold sludge determination of beer, in soot separation before gas Analyzers and as roll Filters in automatic air filtration units.
Regular Price
$191.61
Price
$169.46
In stock
SKU
10421019
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Whatman Grade GF 92 glass microfiber filters are designed for prefiltration in order to protect against membrane fouling. Grade GF 92 is strengthened with an inorganic binder.
Features
- Inorganic binder provides increased strength
- Temperature resistant up to 500°C
- Medium filtration speed
Effective Pre-Filtering
Prefiltration can improve performance and longevity of equipment in applications such as:
- Measurement of crop protection agent using gas chromatography (GC) or HPLC
- Separation and determination of cold sludge when brewing beer
- Soot separation prior to use of gas analyzers
- Roll filters for automatic air filtration units
| Whatman Product Code | 10421019 |
| Filtration Speed | Medium |
| Normal Air Flow Rate | 27 s/100 ml/1.56 cm^2 |
| Normal Basis Weight | 70 g/m^2 |
| Maximum Recommended Temperature | <550 °C |
| Material | Borosilicate Glass |
| Filter Size | 42 mm Diameter |
| Nominal Thickness | 350 µm |
| Filter Shape | Circle |
| Pack Size | 200 |
| Grade | GF92 |
|---|---|
| Format | Circle |
| Manufacturer | Whatman |
