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Whatman™ Quantitative Filter Paper: Grade 541 Circles
Recommended when fast filtration of a gelatinous precipitate for gravimetric analysis is performed on a strongly acidic or alkali solution. Whatman™ Quantitative Filter Paper: Grade 541 Circles are acid hardened cellulose filters, which reduces ash to an extremely low level.
$44.25 - $771.46
Specifications
| Grade | 541 |
|---|---|
| Porosity | Coarse |
| Particle Retention | >20 to 25μmm |
| For Use With (Application) | Tough, smooth surface. Coarse gelatinous precipitates. Useful for intermediate stages of gravimetric analysis |
| Catalog Number | Mfr. No. | Grade | Porosity | Diameter (Metric) | Price | Quantity | |||
|---|---|---|---|---|---|---|---|---|---|
| Catalog Number | Mfr. No. | Grade | Porosity | Diameter (Metric) | Price | Quantity | |||
| 09-851D Accessories |
Whatman™
1541125 |
541 | Coarse | 125mm |
Pack of 100 Each for $111.42
|
|
09-851A Accessories |
Whatman™
1541070 |
541 | Coarse | 70mm |
Pack of 100 Each for $61.69
|
|
09-851B Accessories |
Whatman™
1541090 |
541 | Coarse | 90mm |
Pack of 100 Each for $81.77
|
|
09-851C Accessories |
Whatman™
1541110 |
541 | Coarse | 110mm |
Pack of 100 Each for $93.69
|
|
09-851E Accessories |
Whatman™
1541150 |
541 | Coarse | 150mm |
Pack of 100 Each for $160.44
|
|
09-851G Accessories |
Whatman™
1541042 |
541 | Coarse | 42.5mm |
Pack of 100 Each for $44.25
|
|
09-851H Accessories |
Whatman™
1541047 |
541 | Coarse | 47mm |
Pack of 100 Each for $46.94
|
|
09-851L Accessories |
Whatman™
1541240 |
541 | Coarse | 240mm |
Pack of 100 Each for $375.81
|
|
09-851N |
Whatman™
1541320 |
541 | Coarse | 320mm |
Pack of 100 Each for $771.46
|
|
09-851K Accessories |
Whatman™
1541185 |
541 | Coarse | 185mm |
Pack of 100 Each for $236.90
|
|
09-851J Accessories |
Whatman™
1541055 |
541 | Coarse | 55mm |
Pack of 100 Each for $52.17
|
|
Description
Whatman hardened ashless quantitative filter papers are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. They are suitable for a wide range of critical filtration procedures.- Large nominal particle retention for fast analytical filtration.
- High wet-strength
- High chemical resistance to strong acid and alkali suspensions
- Retention of gelatinous precipitate
- 22 µm nominal particle retention rating
- Fast flow rate (Herzberg filtration speed 34 s)
- Maximum of 0.006% ash concentration
- Quantitative determination of milk sediment
- Use as an animal foodstuff filter for determining fiber content
- Determination of gelatin content in milk and cream
- Quantification of chloride in cement, as well as chloride and phosphorous in coal and coke
Specifications
| 541 | |
| Coarse | |
| >20 to 25μmm | |
| Tough, smooth surface. Coarse gelatinous precipitates. Useful for intermediate stages of gravimetric analysis |