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Whirl-Pak

Whirl-Pak offers a comprehensive range of sterile sampling bags, trusted for their reliability and contamination-free performance in various industries. Designed for ease of use and accuracy, Whirl-Pak products ensure precise sample collection and secure handling. With a commitment to quality and innovation, Whirl-Pak continues to set the standard for sampling solutions worldwide.

Featured Products

Standard Closure Bags

A favourite for all industries, for results you can trust.

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Standard Closure Bags

Homogeniser Blender Filter Bags

Full page filter bags perfect for collecting, blending, and pipetting.

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Homogeniser Blender Filter Bags

Stand-Up Thio Sample Bag

EPA approved for more efficient and sustainable microbiological water sampling.

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Whirl-Pak™ Write-On Stand-Up Thio Sample Bag

Videos

Whirl-Pak Thio Bag

Whirl-Pak Stand Up Bag

Whirl-Pak Standard Bag

Whirl-Pak Brand

Whirl-Pak Seam Strength Test

Whirl-Pak Poly Sponge Bag

Whirl-Pak Sustainability

Whirl-Pak Filter Bag

Special Offers

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1 – 15 of 45 results
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Promotions Available

Whirl-Pak™ Standard Sample Bags
GREENER_CHOICE

Features puncture proof tabs for protection from damage due to wire-end protrusion. Easy-to-close bags are ideal for sampling and product analysis. Available in plain or write-on styles.

EDGE
Disposable Single-use
Sterilization Method Ethylene Oxide Gas
Protective Inner Packaging Plastic
Outer Packaging Cardboard
Temperature Range (English) -320°F to +180°F
Quantity 500/Pk.
Material Polyethylene
No. per Pack 500/Pk.
Temperature Range (Metric) -196°C to +82°C
Autoclavable Not Autoclavable
Sterility Sterile
2
Promotions Available

Nasco Whirl-Pak™ Write-On Sample Bags

White, write-on strip makes sample identification easier and more convenient.

EDGE
3
Promotions Available

Whirl-Pak™ Standard Write-On Sample Bags
GREENER_CHOICE

White, write-on strip makes sample identification easier and more convenient.

EDGE
Disposable Single-use
Color Clear
Material Polyethylene
For Use With (Application) Accommodates large size samples and eliminate reducing into smaller pieces
Sterility Sterile
Thickness (Metric) 0.102 mm
Includes White, Write-on Strip
Sterilization Method Ethylene Oxide Gas
Product Type Giant-size Sample Bag
Protective Inner Packaging Plastic
Thickness (English) 4 mil
Outer Packaging Cardboard
Temperature Range (English) -320°F to +180°F
Latex Free Yes
Temperature Range (Metric) -196°C to +82°C
Closure Type Closing Tab
Autoclavable Not Autoclavable
4
Promotions Available

Whirl-Pak™ Speci-Sponge™ Environmental Surface Sampling Bags
GREENER_CHOICE

Convenient sterile absorbent dry sponge sampler in a sterile Whirl-Pak bag.

EDGE
5
Promotions Available

Whirl-Pak™ Polyethylene Bags
GREENER_CHOICE

Whirl-Pak black bag 532mL 115x230mm sterile 500pcs 115x230mm 18oz FDA approved material for light sensitive samples with write-on strip

EDGE
6

Whirl-Pak™ Stand-Up Sample Bags
GREENER_CHOICE

Stand-up bags make it very easy to add material to the bag and to remove sample for testing or analysis. The flat bottom ensures stability and the wire tabs hold the top open for easy access.

EDGE
Disposable Single-use
Description Whirl-Pak™ Stand-Up Bag
Color Clear with White Block
Material Polyethylene
Sterility Sterile
Sterilization Method Ethylene Oxide Gas
Product Type Stand-up Bag
Protective Inner Packaging Plastic
Outer Packaging Cardboard
Temperature Range (English) -320°F to +180°F
Latex Free Yes
Temperature Range (Metric) -196°C to +82°C
Closure Type Tape and Wire
Autoclavable Not Autoclavable
7
Promotions Available

Whirl-pak™ Large Stand-Up Bags
GREENER_CHOICE

Used to collect and contain samples of solids and liquids for laboratory tests

EDGE
8
Promotions Available

Whirl-Pak™ Polyethylene Write-on Bags
GREENER_CHOICE

EDGE
9

Whirl-Pak™ Hydrated PolySponge™ Sampling Bag with Sampling Sponge
GREENER_CHOICE

Makes environmental surface sampling faster and easier.

EDGE
10

Nasco Whirl-Pak™ Dry Cellulose Sponge Probe Write-On Bag
GREENER_CHOICE

Convenient sterile absorbent sponge sampler in a sterile Whirl-Pak bag.

11
Promotions Available

Whirl-Pak™ Write-On Thio Sample Bag
GREENER_CHOICE

Thio bag with write-on strip contains 10 mg of active sodium thiosulfate to neutralize chlorine in water samples.

Disposable Single-use
Description Standard Whirl-Pak Thio-Bags
Color Clear
Quantity 100/Pk.
Material Polyethylene
For Use With (Application) Sampling Chlorinated Water
Sterility Sterile
Includes Contains one 25 mg sodium thiosulfate pill.
Sterilization Method Ethylene Oxide Gas
Product Type Liquid Sample Bag
Protective Inner Packaging Plastic
Outer Packaging Cardboard
Temperature Range (English) -320°F to +180°F
Latex Free Yes
No. per Pack 100/Pk.
Temperature Range (Metric) -196°C to +82°C
Closure Type Tape and Wire
Autoclavable Not Autoclavable
12

Whirl-Pak™ Write-On Homogenizer Sterilized Filter Bag
GREENER_CHOICE

Full-page filters solids out of a sample when using a homogenizer blender. Bags contain a finely perforated middle layer to filter solids and feature puncture proof tabs that help form a leak free closure.

Disposable Single-use
Color Clear with White Block
Material Polyethylene
For Use With (Application) Collect, Store, and Transport Samples
Sterility Sterile
Includes Bag
Sterilization Method Ethylene Oxide Gas
Product Type Blender Bag (Straight Bottom)
For Use With (Equipment) Stomacher, Blender, Homogenizer
Outer Packaging Cardboard
Tubing Style Continuous perimeter seal with tape and wire closure, full-page filter
Temperature Range (English) -320°F to +180°F
Latex Free Yes
Certifications/Compliance FDA Approved
Temperature Range (Metric) -196°C to +82°C
Autoclavable Not Autoclavable
Product Line Blender Bag
13

Whirl-Pak™ Sludge Judge II™ Complete Unit, Large Capacity
GREENER_CHOICE

Made from rigid plastic tubing in three 5 ft. (1.53m) sections, provides maximum strength for liquid sampling at long distances.

14
Promotions Available

Whirl-Pak™ Write-On Stand-Up Thio Sample Bag
GREENER_CHOICE

Bag stands up completely by itself and contains 10 mg of active sodium thiosulfate to neutralize chlorine in water samples.

Disposable Single-use
Quantity 100/Pk.
Material Polyethylene
Sterility Sterile
Sterilization Method Ethylene Oxide Gas
Product Type Liquid Sample Bag
Protective Inner Packaging Plastic
Outer Packaging Cardboard
Temperature Range (English) -320°F to +180°F
Latex Free Yes
No. per Pack 100/Pk.
Temperature Range (Metric) -196°C to +82°C
Closure Type Tape and Wire
Autoclavable Not Autoclavable
15

Whirl-Pak™ Carrying Racks Compartment

For transporting and using sample-filled bags in laboratories.

Shape Rectangular
Product Type Sample Bag Carrying Rack
Shelves None
Color Blue
Quantity 1 Ea.
Material Coated Wire
Autoclavable Autoclavable
Sterility Non-sterile
Holds Bags
Whirl-Pak Logo

About Us

Professionals' trusted sample collection bags, processing bags and sample collection tools for over 60 years.

Over 60 years ago, Whirl-Pak by Nasco Sampling was established on the innovation of Harold Barnum. Out to solve a problem, Harold designed our once patented leak-proof closure for liquid samples. Since then, Whirl-Pak is recognised as a trusted, world-class partner providing quality, dependable, sterilised sample and collection tools.

Year after year, Whirl-Pak continues to strive for excellence for secure and robust sampling bags to benefit the commitment of safety to your customers, and improve workplace efficiencies in processing facilities and laboratories; because, as quality management policies and regulation requirements are improved, your customers are liable for the health and safety of the consumer.

Whirl-Pak sampling products are ideal for all industries including food and beverage, dairy, water, medical, veterinary, environmental, soil and industrial markets as well as forensic science, genetics, biomedical and pharmaceutical sampling.

At Whirl-Pak, we believe in never sacrificing standards, whether in premium product quality, dedicated customer service, or our best-in-class guarantee.