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pls help.. how to find Cl-
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Topic: pls help.. how to find Cl- (Read 4045 times)
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redar_10
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pls help.. how to find Cl-
«
on:
February 07, 2010, 02:01:25 PM »
hell guys please help me..
I want to find Cl or NaCl from Tomatopaste> what the procdure is please?
I have this Procedure but it didn't hepl.
(((Ash ~5gr paste add water 40ml. then 10m Nitric Acid, then titration with NaOH 0.1N)))
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Borek
Mr. pH
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Re: pls help.. how to find Cl-
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Reply #1 on:
February 07, 2010, 02:19:57 PM »
Ashing followed by
http://www.titrations.info/precipitation-titration-argentometry
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ChemBuddy
chemical calculators - stoichiometry, pH, concentration, buffer preparation,
titrations.info
redar_10
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Re: pls help.. how to find Cl-
«
Reply #2 on:
February 08, 2010, 03:20:49 PM »
dear mr. Borek thank you so much for your reply.. but do you know i didn't get the aim..
I want to have a procedure (How to find salt in tomato paste) or how to find Cl- in tomato paste..
but your given link was just some knwoledge although it was useful but it didn't help me..[/
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Borek
Mr. pH
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Re: pls help.. how to find Cl-
«
Reply #3 on:
February 08, 2010, 04:01:29 PM »
Click away - there are two methods of chlorides determination described on the same site:
http://www.titrations.info/precipitation-titration-argentometry-chlorides-Mohr
http://www.titrations.info/precipitation-titration-argentometry-chlorides-Volhard
You have still to look for ashing procedure.
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ChemBuddy
chemical calculators - stoichiometry, pH, concentration, buffer preparation,
titrations.info
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pls help.. how to find Cl-