At One Click Purchasing, we are your reliable source for the NSN part 342-121 manufactured by Curtin Matheson Scientific Inc. We carry a wide range of popular NSN items on our website, including Oxidase Test Reagen like part number 342-121 which is listed with the NSN 6550011649384 for easy identification. If you are interested in 342-121 item, then take the advantage of our online RFQ service, or peruse our website as you see fit to find other items of interest that you may wish to learn more about.