Whirl-Pak® sterilized sampling bags are ideal for food & beverage, dairy, water, medical, veterinary, environmental, soil, and industrial markets as well as surface, forensic science, genetics, biomedical, and pharmaceutical sampling. Whirl-Pak® bags have been the professionals’ trusted sampling bag for 60 years and offer puncture-proof closure tabs, guaranteed sterility, easy identification, and a leak-proof closure you can rely on.
Eliminate sharp points which could puncture the bags, scratch a person’s hands, or puncture gloves. The “PUNCTURE-PROOF TABS” process is patented under No. 5,180,229.
+1 Sterilization® – process of sterilizing sealed cartons of Whirl-Pak® bags after manufacturing, which is completed at an independent ISO-certified facility.
Download sterility certificates from whirl-pak.com using the lot number and master number on every box.
Exceptionally clear film and superior strength by using co-extrusion low-density and linear low-density, virgin polyethylene.
Whirling or folding the bag over three times and securing with the closure tabs creates a leak-proof sampling container.
Whirl-Pak® bags can save you $$$ as they require less space vs. other sampling containers, which saves shipping, storage, and waste costs
![]() STEP 1: Label your sample if using a write-on |
![]() STEP 2: To open, tear off the top along the |
![]() STEP 3: Use the Tyvek® pull tabs to open |
![]() STEP 4: Place sample in bag. Perfect for liquids |
![]() STEP 5A: Hold bag by the tabs and whirl |
![]() STEP 5B: Or, fold the tab over tightly 3 to 4 |
![]() STEP 6A: Secure closure, bend wire ends. |
![]() STEP 6B: Or, bring the two wire ends together |