| 1. | The catalyst vendors came out with a catalyst incorporating a low surface area, high purity alumina carrier .
催化剂出售商供应了一种具有表面积小，纯度高的氧化铝载体催化剂。 |
| 2. | Stable synthesis of potassium ferrate with high purity
高纯度高铁酸钾的稳定合成 |
| 3. | High purity barium titanate for electronic industrial use
电子工业用高纯钛酸钡 |
| 4. | New techniques of refining high purity methyl acetate
高纯度醋酸甲酯精制新工艺 |
| 5. | Synthesis and development progress of high purity arsine
高纯砷烷的合成与开发进展 |
| 6. | Development and application of high purity chlorine
高纯氯生产技术的推广应用及发展 |
| 7. | Production and application of high purity hydrogen peroxide
高纯电解锰生产工艺设计探讨 |
| 8. | Gases for electronic industry - high purity chlorine
电子工业用气体高纯氯 |
| 9. | Gases for electronic industry . high purity ammonia
电子工业用气体高纯氨 |
| 10. | Standard specification for high purity p - xylene
高纯度p二甲苯的标准规范 |
