OEM GE CA (Cellulose Acetate) Membranes
Product Information
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- Ideal for use in enzyme loading and latex bead entrapment assays or as a pre-filter
- Superior strength, can withstand aggressive handling or be used with automated equipment without breaking or
tearing
- Low protein binding, BSA binding capacity of 3.8 µg/cm² prohibits absorption of cells being filtered
- Low extractables which ensures tests will be clean with consistent results
- Exceptional sensitivity, detects low-level components
- Hydrophilic, will wet out rapidly without wetting agents that can interfere with biological processes
- Lot-to-lot consistency. Quality checks ensure consistent flow and diffusion rates for dependable results every
time.
- Nonlysing of cells. Prevents corruption of critical solutions.
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Applications
- Pregnancy (hCG) assays
- Strep A assays
- Drug tests
- LH assays
- Blood glucose
- Serum cholesterol
- Blood cell separation
- Latex bead impregnation
Products
| Part # |
Model # |
Description |
Pore Size |
Filter Size |
Qty. |
Price |
 |
| 1224211 |
A02SP00010 |
GE CA (Cellulose Acetate) Membrane |
0.22 micron |
300x3000 mm |
1 |
$280 |
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| 1240382 |
A04SP00010 |
GE CA (Cellulose Acetate) Membrane |
0.45 micron |
300x3000 mm |
1 |
$280 |
 |
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Product Description
GE CA (Cellulose Acetate) membrane is a supported, hydrophilic membrane that is naturally low binding. It is ideal for use in enzyme loading and latex bead entrapment assay formats or as a pre-filter.
Exceptional Strength and Binding for Improved Performance
Produced through a proprietary manufacturing process, GE CA membrane meets rigorous quality standards throughout every step of production. This process generates consistent lot-to-lot binding among the membranes and ensures product uniformity.
GE CA membrane filters are composed of pure cellulose acetate that is internally supported by an inert polyester web. This web gives each filter exceptional strength to prevent cracking, tearing, breaking and distortion when handled or creased. The resulting membrane has dimensional stability that can withstand autoclaving or steam sterilizing leaving the membrane unaffected in temperatures up to 135° C (274° F).
The exceptional dimensional strength and low binding characteristics of GE CA provide higher throughputs than competitive offerings and reduce the amount of filter changes needed during proteinaceous solution filtering. Its uniform pore size and consistent flow rates ensure reliable performance for use in enzyme loading and latex bead entrapment assay formats or as a pre-filter.
Flexibility for OEM Requirements
GE CA membrane is available in rolls up to 33 cm (13 inches) wide, as well as sheets and cut discs that can be customized to meet your application and size requirements. GE CA membranes are manufactured on-site in GE Osmonics facilities making customization easy and cost-effective.
Product Characteristics
| Sterilization |
Gamma Irradiation or Ethylene Oxide (EtO) |
| USP Class VI testing |
Passed |
| Thickness |
65 - 110 µm |
| BSA Protein Binding |
3.8 µg/cm2 |
| Maximum Operating Temperature |
135° C (274° F) |
| Sealing Compatibility |
Ultrasonics, Heat, Radio Frequency and Insert Molding |
| Pore Size Range |
0.1 to 20 µm |
Performance Characteristics
| Pore Size |
0.1 µm |
0.22 µm |
0.45 µm |
0.6 µm |
0.8 µm |
1.2 µm |
5.0 µm |
10.0 µm |
20 µm |
| Minimum Bubble Point, psi (kg/cm²) |
>70
(4.90) |
50
(3.50) |
30
(2.10) |
18
(1.26) |
14
(0.98) |
11
(0.77) |
6
(0.42) |
5
(0.35) |
3
(0.21) |
| Typical Flow Rate, mL/min/cm²@ 10 psi (0.7
kg/cm²) |
8.1 |
16.1 |
54.7 |
70.9 |
81.3 |
180 |
375 |
592 |
1441 |
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For Additional Information
For all your OEM specific applications, GE Osmonics has the product breadth and flexibility to meet your needs, as well as the quality standards to help ensure your success. Contact our OEM GE Osmonics representative today to discuss application requirements, request free product samples and order products. Call 1-800-444-8212 or 952-988-6665, by fax (952) 988-6662. For international, call +1-952-988-6665 or email us. Some of the standard technical questions are already answered in our Frequently Asked Questions.
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