| 1. | Stable synthesis of potassium ferrate with high purity 高纯度高铁酸钾的稳定合成 |
| 2. | New techniques of refining high purity methyl acetate 高纯度醋酸甲酯精制新工艺 |
| 3. | Yancheng ruibiao pharmaceuticals and chemicals factory 高纯度二苯甲酮产品生产厂家 |
| 4. | General rule for test methods of highly purified reagents 高纯度试剂试验方法的总则 |
| 5. | Test method for freezing points of high - purity hydrocarbons 高纯度烃的冰点测试方法 |
| 6. | It doesn ' t have the side - effects of crack cocaine 它可没有高纯度可卡因那样的副作用。 |
| 7. | Standard specification for high purity p - xylene 高纯度p二甲苯的标准规范 |
| 8. | Testing method for freezing points of high - purity hydrocarbons 高纯度烃冻结点的试验方法 |
| 9. | Testing method for refractive index of high purity hydrocarbons 高纯度烃折射指数的测试方法 |
| 10. | A beautiful , high - quality yet low - sulphur variety of coal 一块高纯度,含硫量低的漂亮的媒块 |