Standard Depth Filtration Capsule
The Standard Depth Filtration Capsule is a fully closed, single-use processing unit engineered for the efficient clarification of process liquids containing suspended solids, colloids, and biological impurities.
- Product Introduction
Product Overview
The Standard Depth Filtration Capsule is a fully closed, single-use processing unit engineered for the efficient clarification of process liquids containing suspended solids, colloids, and biological impurities.
By integrating high-performance depth filter media within a permanently sealed capsule, this product replaces traditional open filter housings. It streamlines your downstream processing (DSP) by reducing handling steps, minimizing cross-contamination risks, and ensuring excellent process stability from laboratory development to full production scale.
Technical Specifications
|
Parameter |
Typical Range |
|
Filtration rating |
0.5 – 10 μm |
|
Filter media |
Multi-layer depth matrix |
|
Housing material |
Polypropylene (PP) |
|
Effective filtration area |
(varies by capsule size) |
|
Max differential pressure |
3.5 – 5 bar |
|
Max operating temperature |
80–90°C |
|
Flow design |
Inside-out radial flow |
|
Sterilization |
Gamma / non-sterile options |
|
Connection |
Sanitary tubing / OEM options |
Key Performance Advantages
Stable operation under variable feed quality
Maintains consistent flow even when turbidity changes during processing.
Longer usable filtration time
Particles are distributed inside the depth matrix instead of forming a surface cake.
Lower contamination risk
Fully sealed design removes open handling and housing assembly steps.
Faster process setup
Ready-to-use capsule reduces installation time and operator dependency.
Predictable scale-up behavior
Same filtration principle from lab to production ensures consistent process transfer.
Typical Market Applications
Biopharmaceutical Industry: Cell harvest clarification (CHO, E. coli), monoclonal antibody (mAb) production, vaccine intermediate processing, and blood plasma fractionation.
Biotechnology & Fermentation: Fermentation broth clarification, biomass separation, and enzyme solution filtration.
Food & Beverage: Craft beer and fine wine clarification, fruit juice polishing, and fermentation liquid filtration.
Fine Chemicals: High-purity solvent clarification and catalyst recovery/protection.
Graded Density Structure
The capsule utilizes advanced multi-layer depth media featuring a graded density structure. Filtration occurs simultaneously through three distinct mechanisms:
Surface Capture: Retention of large macro-particles.
Depth Entrapment: Tortuous path trapping of fine suspended solids.
Adsorptive Retention: Positively charged or modified matrix options for capturing negatively charged colloidal impurities and endotoxins.
This multi-tiered approach distributes particle loading throughout the entire depth of the media, preventing premature surface cake formation and maximizing dirt-holding capacity.
Regulatory & Quality Compliance
Material Safety: All fluid-contact materials are biologically inert and comply with FDA 21 CFR regulations.
Biosafety: Meets the requirements of the current USP Class VI Biological Test for Plastics.
Quality Assurance: Manufactured in a controlled cleanroom environment under an ISO 9001 certified quality management system.
Traceability & Integrity: Each capsule is laser-etched with a unique lot/batch number for full traceability and undergoes rigorous pressure resistance validation.
Packaging & Export Logistic Specifications
Cleanliness: Individually sealed in double-layer PE bags within cleanroom conditions to ensure suitability for controlled environments.
Protection: Shipped in robust, drop-tested export cartons with internal cushioning for secure global transit.
Flexible Packaging: Palletized bulk packaging configurations available for high-volume industrial and OEM customers.
Frequently Asked Questions
Q: What is the difference between a depth filtration capsule and a cartridge filter?
A: Depth filtration capsules are designed for higher solids loading and longer service life in dirty streams. Cartridge filters are more suitable for low-turbidity liquids where fine particle retention is required.
Q: Can the capsule handle high-solids or high-turbidity feeds?
A: Yes. The multi-layer depth media structure is designed to distribute particle loading throughout the filter bed, which allows it to handle higher turbidity compared to surface-type filters.
Q: Is this capsule suitable for biopharmaceutical applications?
A: Yes. It is widely used in biopharma processes such as cell culture harvest clarification, monoclonal antibody production, and vaccine intermediate filtration.
Q: Can the filtration grade be selected according to process needs?
A: Yes. Different depth media grades are available, typically ranging from coarse clarification to fine filtration. Selection depends on feed load, target clarity, and downstream protection requirements.
Q: Is the capsule compatible with sterile processes?
A: Sterile and non-sterile versions are available. Gamma-irradiated options can be provided depending on the process requirement and validation needs.
Q: What is the advantage of a capsule design compared to traditional filter housings?
A: The sealed capsule eliminates the need for housing assembly and cleaning. This reduces contamination risk, shortens setup time, and simplifies operation in controlled environments.
Q: Do you provide samples or technical support for selection?
A: Yes. We provide sample units for testing and technical support to help select the correct grade and configuration based on your process conditions.
Request Support
- Request technical datasheet
- Get filtration grade recommendation
- Request sample for testing
- Contact application engineer
Hot Tags: standard depth filtration capsule, China standard depth filtration capsule manufacturers, suppliers, factory, Microbial Reduction Filtration Filter
