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Medical Absorbent Tube Sleeves are disposable packaging components used to separate specimen tubes and provide absorbent material around primary sample containers.
They are commonly placed inside specimen transport bags, diagnostic sample kits, medical mailers and rigid secondary containers.
Unlike a loose absorbent sheet, a tube sleeve combines tube separation and absorbent protection in one compact component. Each tube can be inserted into an individual pocket, helping laboratories and medical kit assemblers create a more organized and repeatable packing process.
GreenBioBag can manufacture sleeves for blood collection tubes, swab tubes, centrifuge tubes, urine specimen tubes, transport vials and other medical sample containers.
Medical Absorbent Tube Sleeves are multi-pocket absorbent inserts used to separate specimen tubes and provide liquid absorption inside a secondary medical transport package.
GreenBioBag offers customizable 1-, 2-, 4-, 6- and 7-pocket sleeves for laboratories, hospitals, IVD kits, clinical trials and diagnostic sample transportation.
Medical specimen packaging requirements differ according to the sample type, tube dimensions, fill volume, transport route and secondary packaging system.
GreenBioBag develops custom absorbent pocket sleeves for:
Custom sleeve width and length
Custom pocket count
Custom tube spacing
Standard and wide-diameter tubes
Transparent or opaque pocket structures
Specified absorption capacity
Printed packing instructions
Barcode and lot-code areas
Individual or counted packing
Diagnostic kit assembly
Private-label medical packaging
Integration with specimen transport bags
For custom development, buyers should provide an actual tube sample, technical drawing or detailed tube measurements.
Medical Absorbent Tube Sleeves are suitable for:
Hospital specimen collection
Clinical laboratory sample transport
Blood collection and pathology services
IVD diagnostic kits
Clinical trial sample kits
Pharmaceutical research
Biotechnology laboratories
Veterinary diagnostic samples
Public health testing programs
Medical courier packaging
Contract medical kit assembly
Laboratory supply distribution
Feature | Description |
|---|---|
6-Bay Sleeve Design | Holds up to 6 sample tubes separately for cleaner organization |
Absorbent Core | Helps absorb potential liquid leakage from specimen tubes |
Tube Separation | Reduces direct contact between tubes during packing |
Medical & Lab Use | Suitable for diagnostic kits, specimen bags, hospital sample handling and lab transport preparation |
Custom Absorbency | Absorption capacity can be adjusted based on tube volume and customer requirements |
OEM Available | Size, printing, material, folding style and bulk packing can be customized |
Supports UN3373 Workflow | Can be used as an absorbent component within a complete UN3373 / P650 packaging system |
A typical packaging process includes the following steps:
Verify that every primary specimen tube is properly closed.
Insert each tube into an individual absorbent pocket.
Confirm that the selected sleeve has sufficient absorbent capacity for the total liquid volume.
Place the loaded sleeve inside the required secondary specimen bag or container.
Keep paperwork in a separate document compartment where applicable.
Close the secondary packaging according to the required packing procedure.
Place the secondary package into the approved outer shipping package.
The sleeve is one component of a complete medical sample transport system. Overall compliance depends on the primary container, absorbent material, secondary packaging, outer packaging, testing, labeling and packing procedure.
Pocket width, sleeve length, absorbent structure and material combination can be developed around the customer’s actual tube.
The sleeve can be supplied together with specimen transport bags, document pouches, medical mailers and secondary packaging.
Products can be supplied unprinted, custom printed or packed under a distributor’s private-label program.
Custom prototypes can be produced for fit, packing and absorbency evaluation before mass production.
Carton labels, counted packing, export packaging and commercial documents can be prepared for international B2B orders.
