| 1. | Anhydrous hydrogen fluoride for industrial use . methods of test 工业用脱水氟化氢.试验方法 |
| 2. | Chemical reagent . ammonium hydrogen difluoride 化学试剂氟化氢铵 |
| 3. | Anhydrous hydrogen fluoride for industrial use 工业无水氟化氢 |
| 4. | Experimental and research on fluorine hydride recycled from waste acid 废酸液中回收氟化氢的实验研究 |
| 5. | Ammonium bifloride for industrial use 工业氟化氢铵 |
| 6. | Produces potassium and sodium ferrocyanide , cuprous cyanide , and china blue pigment -生产氟化氢氟化盐系列产品。 |
| 7. | Sodium hydrogen difluoride 二氟化氢钠 |
| 8. | Workplace air - determination of hydrogen fluoride and fluorides - ion selective electrode method 车间空气中氟化氢及氟化物的离子选择电极测定方法 |
| 9. | Bolted bonnet gate valves for alkylation service ( hf acid service see page 19 ) 适用于烃化物应用领域的螺栓阀帽闸阀(氟化氢酸应用领域请参阅第19页) 。 |
| 10. | Burning furnace is one key equipment of ahf unit , it supplys heat energy for the turning furnace 燃烧炉是无水氟化氢装置的关键设备,它为转炉提供热源。 |