Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MIDDLEBROOK 7H10AGAR found under Culture Medium Midd by Difco Laboratories. The National Stock Number assigned to this part is 6550011994654, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MIDDLEBROOK 7H10AGAR.