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benmao_mogu
ľ³æ (ÖøÃûдÊÖ)
- ·ÒëEPI: 51
- Ó¦Öú: 16 (СѧÉú)
- ½ð±Ò: 4930.7
- É¢½ð: 2656
- ºì»¨: 24
- Ìû×Ó: 1540
- ÔÚÏß: 198.4Сʱ
- ³æºÅ: 992763
- ×¢²á: 2010-04-09
- ÐÔ±ð: GG
- רҵ: »¯Ñ§·´Ó¦¹¤³Ì
¡ï ¡ï
bity324(½ð±Ò+5, ·ÒëEPI+1): 2010-04-17 15:26
sirljz(½ð±Ò+2):лл½»Á÷ 2010-04-17 16:59
bity324(½ð±Ò+20): 2010-06-22 11:12:16
bity324(½ð±Ò+5, ·ÒëEPI+1): 2010-04-17 15:26
sirljz(½ð±Ò+2):лл½»Á÷ 2010-04-17 16:59
bity324(½ð±Ò+20): 2010-06-22 11:12:16
| In the reaction temperature of 230 degrees , n (Fe2 +) / n (Fe3 +£©is 0.1, and the total concentration of Fe is 1.25 mol/ L and the seed crystal is 2gb, change under the condition of n( Fe2 +) /n (Fe3 +) or 0.04 or total concentration of 1.875 mol Fe/ L, hydrothermal products of alpha Fe2O3 for spheroids, Change the seed crystal of 0g, hydrothermal products as directed globular alpha Fe2O3. Change the reaction temperature for 140 degrees Celsius n(Fe2 +)/n (Fe3 +), income hydrothermal 0.12 phase of product for the alpha Fe2O3 and alpha FeOOH or alpha Fe2O3 and Fe3O4. |

2Â¥2010-04-17 13:46:51














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