Nasco Sampling is excited to offer 3 new sizes of Thio-Bags®.

Whirl-Pak® Thio-Bags® Innovative Features
Whirl-Pak® Thio-Bags® - Reliable

Whirl-Pak® Thio-Bags® Reliable

Don’t cut corners with your sample collection supplies. With Whirl-Pak®’s innovative puncture-proof tabs designed with wide flat wire, +1 post-manufacturing sterilization, and our dedication to quality, you can trust our bags from collection through processing.

Whirl-Pak® Thio-Bags®  Ease of Use

Whirl-Pak® Thio-Bags®  Ease of Use

When out in the field or back in the lab, our self-standing bags keep your hands free without the bulk and expense of having to use a bottle, and we pre-insert a Sodium Thiosulfate tablet into each bag to ensure you always have a safe, secure, and ready-to-use bag for consistency.

Whirl-Pak® Thio-Bags® - Space Saving

Whirl-Pak® Thio-Bags®  Space Saving

Safer, easier to transport, and a real space-saver, Whirl-Pak® stand-up bags offer a perfect alternative to outdated bottles. Additionally, we box our bags in bundles of 25 so you always have a ready-to-use solution.

Whirl-Pak® Thio-Bags® - Total Solution

Let Whirl-Pak® provide you with the best-in-class solution to meet the critical requirements of lab sampling and testing.

Whirl-Pak® sterilized bags and sample collection tools are available through our wide network of global distributors. For a distributor ideally suited for you, reach out to us at [email protected] or call 1.800.558.9595.


Whirl-Pak® sterile laboratory sampling bags are ideal for surface, forensics, genetics, biomedical, and pharmaceutical research sampling and well suited for the food, dairy, water, sewage, medical, veterinary, environmental, soil, and industrial markets.

Whirl-Pak® bags have been the professionals’ trusted sampling bag for over 50 years and offer puncture-proof tabs, guaranteed sterility, easy identification, and a leak-proof closure you can rely on.

Whirl-Pak® sterile sampling bags are R-Nase, D-Nase, Pyrogen and BPH free and comply with regulatory and industrial requirements:


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