单词 | ferric oxide |
释义 | ferric oxide [`fer·ik `äk´sīd] INORGANIC CHEMISTRY Fe2O3 Red, hexagonal crystals or powder, insoluble in water and soluble in acids, melting at 1565°C; used as a catalyst and pigment for metal polishing, in metallurgy, and in medicine. Also known as ferric oxide red; jeweler's rouge; red ocher. |
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