Nalge Nunc Powder Funnels Polypropylene Pack. Made of polypropylene (PP) they are ideal for the safe dust-free storage and transport of powders granulated liquids dispersions and other dry substances. Funnels arranged in a pyramidal shape oblong shape helps prevent the entry of dust or other materials. Plastic cap attaches to a threaded ferrule providing a tight seal when powder is added. Funnels are molded without a perforation so no openings are created at the top or the bottom of the funnel. Large enlarged dependable orifice creates a tight seal when a powder sample is added. Color-coded caps provide an added measure of safety. Specifications for Nalge Nunc Powder Funnels Polypropylene 400700-0150 : Top I.D.mm: 147 Stem O.D.mm: 27 OverallHt. mm: 136 CapacitymL: 716 Unit: Pack of 4 (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Nalge Nunc products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Beakers Test Tubes Flasks & Accessories with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Nalge Nunc Beakers Test Tubes Flasks & Accessories. 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 Nalge Nunc Powder Funnels Polypropylene 400700-0150/ 30252-957 we carry a full complement of Beakers Test Tubes Flasks & Accessories as well as other product offerings from Nalge Nunc. We also carry a full line of Nalge Nunc accessories to help meet your laboratory and scientific needs. For a complete selection of Nalge Nunc Beakers Test Tubes Flasks & Accessories please visit our Nalge Nunc page. For more brand name Beakers Test Tubes Flasks & Accessories please visit our Beakers Test Tubes Flasks & Accessories store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Nalge Nunc Powder Funnels Polypropylene Pack 400700-0150