Nasco Whirl-Pak Sample Bags Nasco Standard Bags Pack. Combining top-notch and uncompromising quality with an affordable price the Nasco Whirl-Pak Sample Bags Nasco Standard Bags B01020WA/ 11216-409 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: Nasco Whirl-Pak Sample Bags B01020WA Standard Bags Pack of 500 - Whirl-Pak bags are ideal for collecting identifying and transporting biological samples. Whirl-Pak standard bags are ideal for collecting urine swab or blood samples. The drawstring tops provide easy access to the inside of the bag without having to open it completely with one hand. The single-piece spout prevents the bag from leaking out of the opening when the bag is full. There is an integral screened filter paper strip inside the bag that keeps the sample in the bag. The filter paper allows the bag to drain faster and contains the sample more completely. There is less chance of contamination from air or water borne pathogens. The Whirl-Pak standard bags are perfect for collecting urine swab or blood samples. Each bag is clearly labelled with the date and location of the last use. For cytology and histology applications use the PP Whirl-Pak (Without filter paper) PP/PP double bag assortment. Specifications for Nasco Whirl-Pak Sample Bags Nasco B01020WA Standard Bags : CapacitymL (oz.): 710 (24) DimensionsW x L cm (in.): 15.2 x 22.9 (6 x 9) Thickness Mil: 3.0 Nasco No.: B01020WA 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 Standard Bags B01020WA/ 11216-409 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 B01020WA Standard Bags Pack