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Author: Subject: Oxalic acid from Tea
Chemistry Alchemist
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[*] posted on 6-9-2011 at 20:02


Quote: Originally posted by blogfast25  
Quote: Originally posted by Chemistry Alchemist  
Yeah, and i just asked my parents if when you buy rhubarb if the leaves are attached still and they said no... :/

You could get the leaves from an allotment (do ask!), as they have no value to the grower.
OA can be recystallised real easily for purification: it forms really nice needle like crystals, the purer the larger (generally speaking)...
[Edited on 6-9-2011 by blogfast25]


By this do you mean from the rhubarb solution?

Oh and how would you extract Citric acid from Citric Fruit.... always wondered how but didnt know :)




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[*] posted on 7-9-2011 at 04:14


Citric acid from lemon juice.



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TheNaKLaB
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[*] posted on 19-9-2011 at 03:29


I got a 3 kg container of 100% Oxalic Acid from Bunnings. Its sold as a rust remover.



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[*] posted on 19-9-2011 at 03:54


Quote: Originally posted by TheNaKLaB  
I got a 3 kg container of 100% Oxalic Acid from Bunnings. Its sold as a rust remover.


i love bunnings :D was it OTC or was it just on the shelf? when i buy my HCl, i need to ask them to get it. how much did you pay for it?




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[*] posted on 19-9-2011 at 04:08


Yeah it is OTC :) It cost me $26.95 and thats for a 3 kilogram container as well! I bought 5 liters of HCl for $12.95



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[*] posted on 19-9-2011 at 04:13


yeah, ill look the next time i go to bunnings :D what other chemicals have u brought from bunnings? :D i have a habbit in using reverse physiology to buy me chemicals, i used it last time and they brought be 85% Phosphoric Acid for $8, which is pretty good i reckon for 250mls :) going to get them to buy some Potassium Hydroxide aswell so i can finally make Potassium Nitrate!



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