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Nasco Whirl-Pak™ Easy-To-Close Bags

Features puncture proof tabs for protection from damage due to wire-end protrusion. Nasco™ Whirl-Pak™ Easy-To-Close Bags are ideal for sampling and product analysis.

Manufacturer:  Nasco B01067WA

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Catalog No. 01-812-121




Bag, Sample; Nasco; Whirl-Pak; Write-On Bag; 1 oz. (29mL); 1.5 x 5 in. (6.5 x 12.5cm) (W x L); 2.25 mil (.057mm); Write-on strip; Bag can be frozen to any temperature; Sterile


  • Transparent polyethylene bags
  • Gas sterilized, with documentation available
  • Pull tabs help prevent contamination from finger contact when opening
  • Write-on bags have area that accepts ballpoint pen or pencil
  • Bags can be frozen to any temperature; including liquid nitrogen--careful handling required after freezing
  • Thickness, 2.25 to 4mil


Bags should not be used at temperatures above 180°F (82°C).

Description & Specifications


Write-on Style
PE (Polyethylene)
12.5 x 6.5cm