| 1. | At waste ph below 4, the oxidizing power of the chromic acid begins to attach the resin . 当废水pH值低于4时,铬酸的氧化力开始吸附在树脂上。 |
| 2. | Cr leather - chemical tests - determination of chromic oxide 皮革.化学试验.氧化铬 |
| 3. | Chromic - sulphuric acid pickle of aluminium and aluminium alloys 铝和铝合金铬硫酸液 |
| 4. | Test method for chromic oxide in leather perchloric acid oxidation 皮革中氧化铬的测试方法 |
| 5. | Test method for chromic oxide in basic chromium tanning liquors 鞣皮液体的碱性铬中氧化铬的试验方法 |
| 6. | Chromic anhydride for industrial use 工业铬酸酐 |
| 7. | Chromic oxide coating sheet 镀铬氧化物的薄板 |
| 8. | Specification for chromic acid anodizing of aluminium and wrought aluminium alloys 铝合金和锻铝合金铬酸阳极化规范 |
| 9. | A new process of synthesis of chromium - 2 - picolinate by chromic anhydride oxidation 铬酐氧化连续生产吡啶甲酸铬新工艺 |
| 10. | Chromic acid waste treatment 铬酸废水处理 |