Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CYST0K0N found under Acetrizoate Sodium by Mallinc Krodt Inc. The National Stock Number assigned to this part is 6505002587022, 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 CYST0K0N.