Complete item name is rhenium oxide, reagent; comes in grey powder form
NSN 5998-01-511-7684
NSN 2925-00-735-4979
NSN 5985-00-203-5884
NSN 5945-01-480-6201
NSN 6135-00-351-8606
NSN 7035-01-432-7705
NSN 5975-01-601-4405
NSN 5905-01-623-8095
NSN 6110-01-021-0199
NSN 5999-01-421-3388
NSN 6150-00-872-6000
NSN 6110-01-025-9773