CAS 10043-11-5 appears in our catalog under these names: Boron nitride, 99.5% (metals basis) , Boron nitride, Aerosol Refractory Paint, 97+%, (balance B_2 , Boron nitride , Boron nitride, Refractory Brushable Paint, BN 31% , Boron nitride, low binder, 99.5% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 50g, 250g, 13oz , *5x13oz , 2g, 10g, 10g , 1kg.