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Topic: Extracting NaOCl from bleach or making it from Perchlorate  (Read 6508 times)

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Offline mewrox99

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Extracting NaOCl from bleach or making it from Perchlorate
« on: March 13, 2010, 11:36:39 PM »
Any ideas on how I would go about making solid sodium hypochlorite. Could I extract it from bleach? Make it from Perchlorate? or Electrolysis?

Also will bubbling Cl2 into NaOH work?


Offline skyjumper

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Re: Extracting NaOCl from bleach or making it from Perchlorate
« Reply #1 on: March 14, 2010, 06:17:54 PM »
Reaction of Chlorine with Sodium Hydroxide
Chlorine reacts with a cold solution of Sodium Hydroxide to give a mixture of Sodium Chloride, NaCl, and Sodium Hypochlorite, NaOCl.

Cl2 + 2 NaOH ==> NaCl + NaOCl + H2O

Chlorine reacts with a hot solution of Sodium Hydroxide to give a mixture of Sodium Chloride and Sodium Chlorate.

3 Cl2 + 6 NaOH ==> 5 NaCl + NaClO3 + 3 H2O

from
http://www.ucc.ie/academic/chem/dolchem/html/elem/elem017.html

Offline mewrox99

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Re: Extracting NaOCl from bleach or making it from Perchlorate
« Reply #2 on: March 16, 2010, 05:21:15 PM »
Ok, How can I get solid NaOCl from that mixture

Offline skyjumper

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Re: Extracting NaOCl from bleach or making it from Perchlorate
« Reply #3 on: March 16, 2010, 07:19:12 PM »
dry it, you end up with a powder combination of NaCL and NaOCl. OR buy it from a pool supply store under the name Super Shock or similar

Offline mewrox99

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Re: Extracting NaOCl from bleach or making it from Perchlorate
« Reply #4 on: March 17, 2010, 01:20:35 AM »
How do I separate the NaOCl from the NaCl?

 

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