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Topic: question about aniline sulphate  (Read 2199 times)

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Offline Ahmed Hashem

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question about aniline sulphate
« on: November 03, 2013, 07:26:11 AM »
when I was in lap, there are two bottles of aniline sulphate . I found one of them has white color  and other has Grey color why this occurs and what is the original colur of aniline sulphate
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Offline Arkcon

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Re: question about aniline sulphate
« Reply #1 on: November 03, 2013, 03:47:37 PM »
According to Sigma-Aldrich, its a white powder:  http://www.sigmaaldrich.com/catalog/DataSheetPage.do?brandKey=ALDRICH&symbol=285153  The grey powder may have been impure, it may have been contaminated, or may have decomposed.
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Hey, I'm not judging.  I just like to shoot straight.  I'm a man of science.

Offline Ahmed Hashem

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Re: question about aniline sulphate
« Reply #2 on: November 03, 2013, 04:42:04 PM »
Quote from: Arkcon on November 03, 2013, 03:47:37 PM
According to Sigma-Aldrich, its a white powder:  http://www.sigmaaldrich.com/catalog/DataSheetPage.do?brandKey=ALDRICH&symbol=285153  The grey powder may have been impure, it may have been contaminated, or may have decomposed.
decomposed to what and how ? please answer
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