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Topic: chelating agents  (Read 5242 times)

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Offline aeacfm

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chelating agents
« on: May 09, 2010, 05:14:15 PM »
chelating agents
what is the stronger chelating agent?
how can we dissolve barium sulfate ?
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Offline MissPhosgene

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Re: chelating agents
« Reply #1 on: May 12, 2010, 08:45:41 PM »
you didnt give any choices for chelating agents
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Stereograms of the 32 crystallographic point groups: little bike wheels of cold, hard, pure rationality.

Offline aeacfm

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Re: chelating agents
« Reply #2 on: May 16, 2010, 05:08:45 AM »
i mean that amino acids are so strong but is there chelating agents which is stronger than them

also it is possible to dissolve barium sulfate by EDTA but is there ant other which is stronger than it to use it ?
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Offline ardbeg

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Re: chelating agents
« Reply #3 on: June 29, 2010, 10:08:47 PM »
check out the chelate effect and the macrocycle effect to see the increase in metal complex stability constants.  some of the best ligands for group 1 and 2 metal ions are crown ethers.
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Offline aeacfm

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Re: chelating agents
« Reply #4 on: June 30, 2010, 05:08:00 AM »
aha good shot
but ???
isnt there any better way for dissolving Ba,Sr sparingly soluble cpds than chelating agents
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