Whirl-Pak B01064 Write-On Bags - 2 oz. (58 ml) - Box of 500

These sterile sampling bags are designed for collecting, storing, and transporting laboratory or field samples, including food, environmental, water, and agricultural materials. Their compact size makes them ideal for small sample volumes used in microbiology and quality control testing.

The bag includes a white labeling strip that allows users to write sample information directly on the bag using a pen, pencil, or marker. This helps improve traceability, reduce labeling errors, and simplify sample identification during transport and laboratory analysis.

Yes. These sampling bags are sterilized after manufacturing, helping ensure contamination-free sample collection. Sterile packaging is essential for microbiological testing and other laboratory procedures where sample integrity must be preserved.

The bags are made from high-clarity virgin polyethylene film, which provides durability, flexibility, and resistance to punctures while maintaining good visibility of the sample contents. This material is also commonly approved for food contact applications.

These sampling bags can typically be used from very low freezing temperatures up to about 180°F (82°C). They can even be frozen for sample preservation, though they should not be exposed to temperatures above the recommended limit.