Nasco Whirl-Pak Sample Bags Nasco Bags With White Write-on Strip Pack. Combining top-notch and uncompromising quality with an affordable price the Nasco Whirl-Pak Sample Bags Nasco Bags With White Write-on Strip B01297WA/ 11216-500 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: Whirl-PakTM sample bags provide an alternative to fragile time-consuming and labor-intensive fleece or paper bags used for collecting storing and transporting environmental and other samples. These bags protect and stabilize air and moisture sensitive environmental and laboratory samples. Applications include the collection of air/water and environmental samples. These Whirl-Pak bags are transparent or slightly translucent and are made of polyethylene. The bags combine a strong reliable welded seam with a unique flat seal to provide reliable results. Laminated bag/label strips are perforated on both sides and accept most popular zipper closures. These offer reliable performance in field conditions. Disposal is simple with easy-to-use corner spouts. The pre-opened bag remains viable for several days; when soiled or wet the bag can be transferred to another container and resealed. To retain the contents simply resealable. For best results place the bag/sampler in a circulating water bath. After incubation simply seal the bag/sampler and let it stand until completely open. Then reseal the bag/sampler in a cold trap to dry. To release the sample simply heat the bag in a circulating oven set over a gas burner. Bag/sampler should be removed from the source material immediately after use or the sample bag/sampler has been placed in boiling water. Bags/samplers should be immediately stowed after use. Specifications for Nasco Whirl-Pak Sample Bags Nasco B01297WA Bags With White Write-on Strip : CapacitymL (oz.): 710 (24) DimensionsW x L cm (in.): 15.2 x 22.9 (6 x 9) Thickness Mil: 3.0 Nasco No.: B01297WA Unit: Pack of 500 (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Nasco products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Laboratory Consumables with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Nasco Laboratory Consumables. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Nasco Whirl-Pak Sample Bags Nasco Bags With White Write-on Strip B01297WA/ 11216-500 we carry a full complement of Laboratory Consumables as well as other product offerings from Nasco. We also carry a full line of Nasco accessories to help meet your laboratory and scientific needs. For a complete selection of Nasco Laboratory Consumables please visit our Nasco page. For more brand name Laboratory Consumables please visit our Laboratory Consumables store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Nasco Whirl-Pak Sample Bags Nasco B01297WA Bags With White Write-on Strip Pack