Cryopreservation Bags | Freezing & Storage Bags for Biopharma
Release time:2026-08-28
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Cryopreservation bags are specialized single-use bags designed to freeze and store cells, biologics and biological samples at ultra-low temperatures. They protect valuable biological material during cryopreservation, cold-chain transport and long-term storage. Wuxi Harmake Technology Co., Ltd. manufactures cryopreservation bags for biopharmaceutical, cell therapy and laboratory applications.
What Is a Cryopreservation Bag?
A
cryopreservation bag is a sterile flexible bag manufactured from film that remains strong and flexible at ultra-low temperatures, such as -80°C freezers or liquid nitrogen storage. It holds cell suspensions, vaccines and biologics securely during freezing and thawing while maintaining sample integrity and sterility.
Key Features of Our Cryopreservation Bags
●Cryo-grade film with excellent low-temperature performance
●Leak-free sealing and 100% integrity testing
●Sterile design for direct biological sample storage
●Ports and tubing for aseptic filling and sampling
●Durable construction resistant to freezing and thawing cycles
Advantages of Bag Cryopreservation
●Efficient storage density compared to vials and tubes
●Even heat transfer for controlled freezing and thawing
●Reduced risk of contamination during storage
●Convenient handling for cell therapy and biobanking
●Traceable labeling and documentation
Applications
Cryopreservation bags are essential for storing sensitive biological materials:
●Cell therapy products and cell banks
●Vaccines and biological reagents
●Stem cells and primary cell cultures
●Biological samples for research and diagnostics
●Long-term storage in biobanks and cold-chain logistics
Quality and Compliance
Our cryopreservation bags are manufactured under CGMP principles with ISO9001 and ISO13485 certified quality systems. Each bag is produced from high-quality film and integrity tested to ensure reliable protection of your valuable biological material.
Choose Harmake Technology
Wuxi Harmake Technology provides high-quality sterile single-use products with one-stop planning and service for biopharmaceutical customers. Contact us for cryopreservation bags configured to your cell therapy or biobanking needs.