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2,6-diphenylpyrylium perchlorate
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chenhu1113

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Originally posted by zhoulin9 at 2007-3-19 10:36 AM:
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4-aminobenzenesulfonic acid
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4-°±»ù±½»ÇËá ÖÐÎıðÃû: ¶Ô°±»ù±½»ÇËá,»Ç°·Ëá Ó¢ÎÄÃû³Æ: 4-Aminobenzenesulfonic acid ·Ö×Óʽ: C6H7NO3S ·Ö×ÓÁ¿: 173.18

4-nitroaniline
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http://www.ep.net.cn/msds/wuzhi6/61777-3.htm

3,4-dihydroxy-3-cyclobutene-1,2-dione
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Ó¢ÎÄÃû                 3,4-Dihydroxy-3-cyclobutene-1,2-dione
±ðÃû                 3,4-Dihydroxycyclobut-3-ene-1,2-dione; Squaric acid
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http://www.chemblink.com/products/2892-51-5C.htm

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chenhu1113

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