Whirl-Pak® Bags
By Nasco![Whirl-Pak® Bags](https://krackeler.com/timthumb.php?w=300&h=350&zc=3&src=%2Fgraphics%2F0072%2Fjpg%2F72-B679WA.jpg)
Transparent, disposable bags for liquid and solid samples. Sterile, made of polyethylene. Whirl-closed for an air and watertight fit. Tape and wire framing on top holds bag open for easy filling. Write-on bags have a strip for easy labelling. Thio-Bag® for water collection also available. Rack is sold separately.