Complete item name is titanium boride, reagent; comes in grey powder form
NSN 6610-01-529-0311
NSN 6240-01-534-5829
NSN 5905-01-186-5366
NSN 6220-00-163-1183
NSN 5925-01-463-9258
NSN 5855-01-476-4219
NSN 6685-01-168-7712
NSN 6145-00-369-3880
NSN 6320-01-084-8821
NSN 5895-01-189-8970
NSN 6685-00-296-0392
NSN 5945-00-719-9872