VWR CryoPro Liquid Dewars L Series Accessories Pouring Spout For L-30. As most liquids nitrogen in particular freezes on the surface any surface contact between the tip and the sealing surface must be avoided to prevent liquid nitrogen from contacting the wall of the container the tip must be able to "grip" against the side of the container and the gasket must be able to "stand" against the wall. Any liquid nitrogen which is drawn into the tip during the filling process must be subsequently allowed to expand and the level of the spout must be properly adjusted as necessary. For a complete selection of other sealing options for the L-Series Liquid Nitrogen Dewars section of the Liquid Nitrogen Dewars section see the Liquid Nitrogen Dewars section of the CryoPro line. For other models of Liquid Nitrogen Dewars see the L-30 series. (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Horizon products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Baths Ovens Incubators and Cryogenics Storage with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for VWR Baths Ovens Incubators and Cryogenics Storage. 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 VWR CryoPro Liquid Dewars L Series Accessories Pouring Spout For L-30 L-30-PS/ 55709-294 we carry a full complement of Baths Ovens Incubators and Cryogenics Storage as well as other product offerings from Horizon. We also carry a full line of VWR accessories to help meet your laboratory and scientific needs. For a complete selection of VWR Baths Ovens Incubators and Cryogenics Storage please visit our Horizon page. For more brand name Baths Ovens Incubators and Cryogenics Storage please visit our Baths Ovens Incubators and Cryogenics Storage store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. VWR CryoPro Liquid Dewars L Series L-30-PS Accessories Pouring Spout For L-30