Labconco Accessories 20 x 40 M Sample Vials for Labconco Chloridometer Digital Chloride Meter. After the sample is in the refracting zone turn the tube to obtain a solution of known concentration. A visible color change in the solution indicates that the solution is changing and a spike or fouling is present. Eliminate the need to grind or crush samples to release more samples at once. Vials also prevent cross contamination as samples are placed side by side. The shape of the vial shoulder makes it easy to place a wide variety of samples into the vial. Each vial has a bar across the top and an extra groove below the bar for vertical or diagonal slosh. Each vial has an embossed handle which makes the tube handling easy. The Vials are supplied with a Certificate of Conformity. (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Labconco 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 Labconco 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 Labconco Accessories Sample Vials 20 x 40 Mm 5860007/ 71050-100 we carry a full complement of Beakers Test Tubes Flasks & Accessories as well as other product offerings from Labconco. We also carry a full line of Labconco accessories to help meet your laboratory and scientific needs. For a complete selection of Labconco Beakers Test Tubes Flasks & Accessories please visit our Labconco 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. Labconco Accessories 20 x 40 M Sample Vials 5860007 for Labconco Chloridometer Digital Chloride Meter