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- ÔÚÏß: 18.8Сʱ
- ³æºÅ: 1224864
- ×¢²á: 2011-03-08
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ÎÒÓÃÕâÖÖ×ö·¨×öµÄ Amorphous FePO4¡¤2H2O was prepared by mixing FeCl3 (J.T. Baker) and Na3PO4 (Allied Chemical) in a stoichiometric ratio. To avoid the hydrolysis of Fe(III), dilute HCl was added to adjust the pH to 1.2. The precipitate was then filtered and thoroughly rinsed with dilute HCl solution and distilled water. Crystalline FePO4¡¤2H2O was synthesized hydrothermally: FeCl3 (0.02 mol), Na3PO4 (0.02 mol), HCl (4 ml) and H2O (50 ml) were placed in a Teflon-lined autoclave (Parr) at 165¡ãC for 2 days. ²úÎï×öÍêXRDºó 55%FePO4.2H2O ·ÛÉ«µ¥Ð±¾§Ìå |
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