Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BARBITURATE 300 NG ASSAY found under Test Kit Barbiturat by Siemens Healthcare Diagnostics Inc. The National Stock Number assigned to this part is 6550013625342, 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 BARBITURATE 300 NG ASSAY.