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µÛ·ò:¸Ðл»ØÌû½»Á÷£¡ 2010-08-31 01:13:48
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Originally posted by °¢¶ûÈøË¹ at 2010-08-24 14:06:49:
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µÛ·ò(½ð±Ò+1):¸Ðл»ØÌû½»Á÷£¡ 2010-08-31 01:13:59
It should be in acid solution. PH=4
you can try if there is perticipation
7Â¥2010-08-25 00:56:26
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Originally posted by cobaltoxid at 2010-08-25 00:56:26:
It should be in acid solution. PH=4
you can try if there is perticipation

much thanks
let me try
8Â¥2010-08-25 12:22:58
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µÛ·ò:¸Ðл»ØÌû½»Á÷£¡ 2010-08-31 01:14:40
I met the same problem(perticipation).how to explain it?
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