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| a chemical that consumes or renders inactive the impurities in a mixture |
| the quantity of product formed by the interaction of two or more substances, generally expressed as a percentage |
| boron nitride | |
| —n | |
| a white inert crystalline solid existing both in a graphite-like form and in an extremely hard diamond-like form (borazon). It is used as a refractory, high temperature lubricant and insulator, and heat shield. Formula: BN | |
boron nitride
(chemical formula BN), synthetically produced crystalline compound of boron and nitrogen, an industrial ceramic material of limited but important application, principally in electrical insulators and cutting tools. It is made in two crystallographic forms, hexagonal boron nitride (H-BN) and cubic boron nitride (C-BN).
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