Cellulose Filter Paper
Description
Qualitative Cellulose Filter Papers
Waterfiltech offers a wide choice of qualitative cellulose filter papers with different levels of purity, hardness, flow rate, loading capacity, and chemical resistance. Two formats are available: standard filters and wet-strengthened filters.
Specifications of Standard Products
| Complete Pack Size | 100 Pieces |
| Diameter | Customized |
| Typical Particle Retention in Liquid | 2-25µm1) |
| Nominal Thickness | 150–350 µm |
| Nominal Basic Weight | 68-161 g/m2 |
| Nominal Air Flow Rate | 13 – 32 s/100 ml/in2 |
| Nominal Ash Content | 0.06–0.15%2) |
| Material | Cellulose |
| Typical Trace Element Levels | Aluminium 3.6 µg/g
Antimony <0.5 µg/g Arsenic <0.5 µg/g Barium <0.5 µg/g Boron <1 µg/g Calcium 27.5 µg/g Chromium 1 µg/g Copper 0.9 µg/g Iron 13.7 µg/g Lead <0.5 µg/g Magnesium 21 µg/g Manganese <0.5 µg/g Mercury <0.5 µg/g Potassium 6.2 µg/g Silicon 8.8 µg/g Sodium 32.3 µg/g Zinc 58.3 µg/g |
| 1)Particle retention rating at 98% efficiency.
2)Ash is determined by ignition of the cellulose filter at 900°C in air. |
|
Specifications of Wet Strengthened Products
| Complete Pack Size | 100 Pieces |
| Diameter | Customized |
| Typical Particle Retention in Liquid | 2-30µm1) |
| Nominal Thickness | 140–420 µm |
| Nominal Basic Weight | 65-125 g/m2 |
| Nominal Air Flow Rate | 2- 7 s/100 ml/in2 |
| Material | Cellulose |
| Typical Trace Element Levels | Aluminium 3.6 µg/g
Antimony <0.5 µg/g Arsenic <0.5 µg/g Barium <0.5 µg/g Boron <1 µg/g Calcium 27.5 µg/g Chromium 1 µg/g Copper 0.9 µg/g Iron 13.7 µg/g Lead <0.5 µg/g Magnesium 21 µg/g Manganese <0.5 µg/g Mercury <0.5 µg/g Potassium 6.2 µg/g Silicon 8.8 µg/g Sodium 32.3 µg/g Zinc 58.3 µg/g |
| 1)Particle retention rating at 98% efficiency.
2)Ash is determined by ignition of the cellulose filter at 900°C in air. |
|
Quantitative Cellulose Filter Papers
Waterfiltech Cellulose Filter Papers are very pure filters suitable for a wide range of critical analytic filtration procedures.They are designed to meet your various specific needs.
Specifications
| Complete Pack Size | 100 Pieces |
| Format | Circles |
| Typical Particle Retention in Liquid | 2.5-22µm1) |
| Typical water flow rate | 5-453 ml/min2) |
| Nominal Thickness | 115–220 µm |
| Nominal Basic Weight | 78-100 g/m2 |
| Nominal Air Flow Rate | 3 – 144 s/100 ml/in2 |
| Nominal Ash Content | 0.01–0.015%2) |
| Material | High-quality Cotton Linters |
| Typical Trace Element Levels
|
Aluminium 2.5 µg/g
Antimony <0.5 µg/g Arsenic <0.5 µg/g Barium <0.5 µg/g Boron <1 µg/g Calcium 8.3 µg/g Chromium 1.5 µg/g Copper 2 µg/g Iron 12 µg/g Lead <0.5 µg/g Magnesium 4 µg/g Manganese <0.5 µg/g Mercury <0.5 µg/g Potassium 2.3 µg/g Silicon 6.2 µg/g Sodium 16.8 µg/g Zinc 64.5 µg/g |
| 1)Particle retention rating at 98% efficiency.
2)Ash is determined by ignition of the cellulose filter at 900°C in air. |
|
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