Description
Cytiva® Whatman® Grade 540 Pyramid Pre-Folded Cellulose Filter Paper, 90 mm Diameter, 1000/PK, 1540-10123
Features:
- Pyramid (square) folded filter paper is easy to use and saves valuable time when undertaking repetitive or multiple analyses
- Easily fits into conical funnels
- Saves valuable time when undertaking repetitive or multiple analyses
- Provides same high quality and consistency that expected from all Whatman filter papers
- Other sizes available to special order
Specifications:
| Alpha Cellulose Content Min. | ≥98% |
| Application | Frequently used in the gravimetric analysis of metals in acid/alkali solutions and in collecting hydroxides after precipitation by strong alkalis. |
| Grade | 540 |
| Material | high quality cotton linters |
| Nominal Ash Content | 0.005% |
| Nominal air flow rate | 13 s/100 mL/in2 |
| Nominal basis weight | 85 g/m² |
| Nominal thickness | 160 µm |
| Type | hardened ashless |
| Typical Particle Retention in Liquid | 8 µm |
| Typical Trace Element Levels | Aluminium 3.4 µg/g Antimony <0.5 µg/g Arsenic <0.5 µg/g Barium <0.5 µg/g Boron <1 µg/g Calcium 14.7 µg/g Chromium 1.1 µg/g Copper 8.2 µg/g Iron 16.3 µg/g Lead <0.5 µg/g Magnesium 3.3 µg/g Manganese <0.5 µg/g Mercury <0.5 µg/g Potassium 3.7 µg/g Silicon <6 µg/g Sodium 17 µg/g Zinc 87.8 µg/g |
| Typical water flow rate | 97 ml/min |
| Format | Folded |
| Pack size | 1000 |
Specifications
| Dimensions | 90 mm Diameter |
|---|---|
| Manufacturer | Cytiva |
| Model No | 1540-10123 |