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- Ashless Quantitative Filter Discs (Ash 0.007%) (This Page)
- 10um Ashless Quantitative Filter Discs
- 2um Ashless Quantitative Filter Discs
- 1.5um Ashless Quantitative Filter Discs
10um Ashless Quantitative Filter Discs
10um Grade 54 filter disc is a fast filteringgrade for rapid filtration of coarse particles and gelatious precipitates such as iron, zirconium and aluminum hydroxides, and cobalt sulfide. Ahlstrom 54 is also used in air pollution testing to determine gaseous compounds. It is recommended for fast analysis procedures for unstable percipitates such as silicon, which requires speedy filtration.
Fast Filtering Speed
Size Range in cm: 4.25 to 40cm
Whatman Cross Reference: 41
MINIMUM ORDER IS REQUIRED, CONTACT US FOR AVAILABILITY
| Pack Count: | 100 |
| Filter Speed: | Fast |
| Filtration Speed:Herzberg sec/mls: | 34 |
| Part No. | Quantity In Stock |
Price /? |
Order |
|---|---|---|---|
| A05400425 | MISSING PART NUMBER | CALL | |
| Unit of measure for ordering is ?. | |||
| * Call for availability. | |||
Ordering information.
International (non-US) prices available through your
local dealer.
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2um Ashless Quantitative Filter Discs
2um Grade 74 filter disc has a medium flow rate and good partical retentionand is the most commonly used acid-washed filter. Ahlstrom 74 covers a wide range of general ashless filtration applications. It is used for gravimetric analysis of numerous components (e.g.: cements, clay, bismuth, silicon, iron) found in heavy industries such as construction, mining or steel. Ahlstrom 74 is also used as a high purity filter for speedy filtering of trace elements such a silver chromate, lead sulfate, zinc and ammonium hydroxides. Ahlstrom 74 is also found in general soil analysis for separating solids from aqueous extracts.
Medium Filtering Speed
Size Range in cm: 4.25 to 40cm
Whatman Cross Reference: 40
MINIMUM ORDER IS REQUIRED, CONTACT US FOR AVAILABILITY
| Pack Count: | 100 |
| Filter Speed: | Medium |
| Filtration Speed:Herzberg sec/mls: | 229 |
| Part No. | Quantity In Stock |
Price /? |
Order |
|---|---|---|---|
| A07400425 | MISSING PART NUMBER | CALL | |
| Unit of measure for ordering is ?. | |||
| * Call for availability. | |||
|
Ordering information.
International (non-US) prices available through your
local dealer.
|
|||
1.5um Ashless Quantitative Filter Discs
1.5um Grade 94 filter disc is an extremely fine retention filter for critical gravimetric analysis of very fine particles such as barium and lead sulfates, stannic and nickel sulfide, calcium floride.
Slow Filtering Speed
Size Range in cm: 4.25 to 40cm
Whatman Cross Reference: 42
MINIMUM ORDER IS REQUIRED, CONTACT US FOR AVAILABILITY
| Pack Count: | 100 |
| Filter Speed: | Slow |
| Filtration Speed:Herzberg sec/mls: | 1724 |
| Part No. | Quantity In Stock |
Price /? |
Order |
|---|---|---|---|
| A09400425 | MISSING PART NUMBER | CALL | |
| Unit of measure for ordering is ?. | |||
| * Call for availability. | |||
|
Ordering information.
International (non-US) prices available through your
local dealer.
|
|||