UN3373 Packaging (Category B)

We’ve been designing and manufacturing Biological Substance Category B UN3373 packaging for over 20 years. Our UN3373 packaging solutions are rigorously tested in our ISTA-certified laboratory to ensure full UN3373, IATA, DGR, ADR, DOT CFR49 and PI650 compliance.

Whether it’s UN3373 boxes, 95kPa bags, labels or support with achieving UN3373 compliance, you’ll find a solution below.


BioTherm high-performance temperature-controlled UN3373 packaging is qualified to give you up to 96 hours of protection within 2-8°C, 15-25°C and -20°C temperature ranges. This solution is fully compliant to IATA, ADR and DOT (49 CFR) transport regulations. Each system is provided with handles and the correct compliance labelling for ease of handling and to ensure compliance throughout the cold chain.

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PathoPak sample transport packaging is suitable for shipping a wide range of primaries, including blood tubes, specimen containers, swabs, blood collection/transfusion bags and medical devices.

PathoPak adheres to IATA, ADR, and CFR 49 (DOT) transport regulations and ensures optimal protection for your samples regardless of the specimen classification.

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PathoShield UN3373 packaging is designed to carry a wide range of primaries, including blood vials, swabs and sample containers, and is the ideal packaging solution for COVID-19 testing and analysis.

A complete shipping solution, each PathoShield box is pre-printed with the required UN Class 6.2 markings and includes components to ship samples in compliance with transport regulations.

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ORCA Sample Transport

ORCA Sample Transport is a Category A and B (UN3373) compliant sample transport system that ensures your samples stay within a specific temperature range throughout transit.

ORCA Sample Transport combines PathoPak sample transport packaging and ORCA temperature-controlled packaging into one complete shipping solution for samples requiring temperature control.

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Intelsius BioShield packaging is a unique patented system designed to handle sample extraction to laboratory presentation handling processes. In addition, BioShield packaging is a highly protective single-use shipping solution available for various sample capacities, helping to reduce waste and cut costs associated with sample transportation.

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BioTherm Extreme

The BioTherm Extreme™ product range protects the integrity of critical ambient patient samples when exposed to extreme climates from -30°C to +40°C. These systems are qualified for between 4 to 38 hours. In addition, the range is from sub 1kg to sub 5kg actual/volumetric weight, which delivers a lower cost transportation solution than traditional temperature protection methods.

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BioShield Veterinary Field Kit

The BioShield FK Veterinary Field Kit is a patented solution for safely and effectively transporting blood samples from extraction to laboratory presentation. The Category B compliant BioShield FK is equipped with sequential barcode numbering on all test tubes for sample traceability. In addition, the BioShield FK is designed to give you peace of mind by providing your samples maximum protection during collection and transport.

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The Intelsius BioCarrier Range is a rigid, durable, reusable transit case designed for local courier routes and multiple site sample collections. The rugged polymer outer with the EPP insulated liner maintains sample integrity at 2-8°C for up to 24 hours.

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The BioMailer is designed for shipping small specimens such as blood vials and slides within national and global postal networks. The rigid plastic case ensures that samples are protected during transit and allows the system to be refurbished and used again, offering both a cost-saving and environmental benefit.

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PathoSeal 95kPa

PathoSeal 95kPa bags are UN3373 compliant secondary packaging solutions designed to withstand a 95kPA pressure difference.

PathoSeal Liquitite is designed and tested to meet Category B transport regulations when used with 95kPa primaries.

This range is ideal for transporting a variety of primary containers such as blood vials, swabs (including COVID-19 test swabs), blood collection bags and medical devices.

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PathoPouch 95kPa

PathoPouch 95kPa flexible, leak-proof pressure vessels are designed to meet transport regulations (independently tested by BVI – an ISO17025 accredited laboratory). PathoPouch 95kPa bags are suitable for a wide range of primary containers, such as blood vials, specimen containers, swabs (including COVID-19 test swabs), blood collection bags and medical devices.

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Communication and flexibility are crucial when sourcing the perfect UN3373 packaging; our sales experts can offer advice on a wide variety of UN3383 Biological Substances Category B packaging.

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