Whatman UniSeal Microplate Sealers Whatman Adhesive-Backed Clear Polystyrene Seal Film. Combining top-notch and uncompromising quality with an affordable price the Whatman UniSeal Microplate Sealers Whatman Adhesive-Backed Clear Polystyrene Seal Film 7704-0001/ 28317-478 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: Sealers are used to control humidity reduce evaporation of samples and prevent spills and contamination. Adhesive-backed seals are self-sticking for fast and effective closure. Heat-sealable films are inert for sensitive samples. Heat-sealable films are available in a clear polypropylene or aluminium foil and may be used for polypropylene microplates only. The nonpierceable flexible cap mats individually seal the top of each well. They may be used on either filter- or solid-bottom microplates. The loose-fitting polystyrene lids are ideal for robotic applications and suitable for use as dust covers to prevent splashing or contamination when plates are being moved around the laboratory. Specifications for Whatman UniSeal Microplate Sealers Whatman 7704-0001 Adhesive-Backed Clear Polystyrene Seal Film: Description: Adhesive-Backed Clear Polystyrene Seal Film Whatman No.: 7704-0001 Unit: Pack of 100 (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Whatman 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 Whatman 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 Whatman UniSeal Microplate Sealers Whatman Adhesive-Backed Clear Polystyrene Seal Film 7704-0001/ 28317-478 we carry a full complement of Laboratory Consumables as well as other product offerings from Whatman. We also carry a full line of Whatman accessories to help meet your laboratory and scientific needs. For a complete selection of Whatman Laboratory Consumables please visit our Whatman 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. Whatman UniSeal Microplate Sealers Whatman 7704-0001 Adhesive-Backed Clear Polystyrene Seal Film