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xiaojichao

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americanyk

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zhangwengui330(½ð±Ò+1):ллӦÖú£¡£¡ 2010-05-10 21:16:51
xiaojichao(½ð±Ò+1):лл~QQQ 2010-05-11 09:30:54
xiaojichao(½ð±Ò+1):лл~QQQ 2010-05-11 09:32:30
SBA-15 is white podwer. Normally, it was calcined in oven at 550 degree for 6h at the speed of 2K/min from room temperature. Normally, beferoe XRD test, you need stratch the precuosr. For XRD test, just a little is enough. Meanwhile, after measure, you can get back the samples.
3Â¥2010-05-10 18:19:08
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zhangwengui330(½ð±Ò+1):ллӦÖú£¡ 2010-05-10 21:16:23
xiaojichao(½ð±Ò+1):лл~QQQ 2010-05-11 09:30:43
xiaojichao(½ð±Ò+2):лл~QQQ 2010-05-11 09:32:17

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jinkai838

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Originally posted by americanyk at 2010-05-10 18:19:08:
SBA-15 is white podwer. Normally, it was calcined in oven at 550 degree for 6h at the speed of 2K/min from room temperature. Normally, beferoe XRD test, you need stratch the precuosr. For XRD test, ...

550 degree for 6h at the speed of 2K/min from room temperatureÕâô׼ȷô£¿
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4Â¥2010-05-10 20:44:55
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cel0303

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Originally posted by jinkai838 at 2010-05-10 20:44:55:


550 degree for 6h at the speed of 2K/min from room temperatureÕâô׼ȷô£¿

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jinkai838

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Originally posted by cel0303 at 2010-05-11 02:58:53:
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6Â¥2010-05-11 09:14:56
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lihailiang

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7Â¥2010-05-11 10:22:22
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shiping

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cel0303

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Originally posted by shiping at 2010-05-11 10:40:16:
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mengxiangrui

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^_^@^_^(½ð±Ò+1):QQQ 2010-05-18 22:52:03
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Originally posted by shiping at 2010-05-11 10:40:16:
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