99.9% B2O3 powder

99.5% BN powder

99.9% B4C powder

99.9%-99.99% B pellet

99.9% CoFeB target

氮化硼 坩埚

99.9% YB6 powder

99.9% Fe:Nb:B=63:10:27at%

99%-99.9% Fe:B=80:20 wt%；Fe:B=70:30 at%；Fe:B=83.78:16.22 wt%

99.9% BN target