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NaHSO4 substituting KHSO4 Can sodium bisulpate replace potassium bisulphate in dehydration reactions, specifically glycerol--& ...	22-10-2009 at 10:45 by: Picric-A
pyrometallurgy Perhaps try melt the Zinc produced down to produce a mini ingot to remove the black layer	20-10-2009 at 06:19 by: Picric-A
Acetone harmful to the production of [(iPrO)3Al]? Can you provide references stating this decrease in yield? I see no reason why propanone would inte ...	20-10-2009 at 01:47 by: Picric-A
The short questions thread (2) Yes i use a powder however everytime you change the thing you are drying i reccomend you give the po ...	16-10-2009 at 12:30 by: Picric-A
Interesting uses of caffein? Hi, i have just been given a rather (10yr) old botle of caffein (50g in total). Are there any inter ...	14-10-2009 at 13:56 by: Picric-A
Fluorine and organic alkanes It is F2. I went to a lecture where a man filled a gas jar with this gas and added Al, S and iron wo ...	13-10-2009 at 13:50 by: Picric-A
Electrolytic DEplating of silver from copper? He wants the pure Cu to make Cu/Si alloy so making a Cu/Ag allow would defeat the point of the layer ...	12-10-2009 at 23:08 by: Picric-A
Electrolytic DEplating of silver from copper? Why on earth owuld you even think about using cyanide when you coulkd simply sand the Ag off?!?! :O	12-10-2009 at 13:36 by: Picric-A
Electrolytic DEplating of silver from copper? [rquote=164094&tid=12930&author=12AX7]Well, you can certainly drop it in a bucket of nitric ...	12-10-2009 at 11:39 by: Picric-A
Electrolytic DEplating of silver from copper? Best thing to do it buy an electric sander and use that. There are no chemical means which can be u ...	12-10-2009 at 06:59 by: Picric-A
Topical Anasthetics in DMSO Hi John, how much did you pay for your 500ml DMSO? I have been offered 500ml Merk spectroscopy grade ...	10-10-2009 at 07:40 by: Picric-A
Topical Anasthetics in DMSO I have given this some thought for a while but still havnt come to a conclusion so if anybody knows ...	10-10-2009 at 06:21 by: Picric-A
Hydroquinone Synthesis I am afraid p-dichlorobenzene is a fairly useless compound for amateurs. 1,4-Dichloro-2-nitrobenze ...	9-10-2009 at 11:27 by: Picric-A
Hydroquinone Synthesis Removal of halogen atoms from a aromatic compound does generally require forece-full conditions... I ...	9-10-2009 at 10:49 by: Picric-A
The short questions thread (2) Depends if it is denatured or not. Reagent grade ethanol means nothing. Rectified spirit (~98% etha ...	7-10-2009 at 10:36 by: Picric-A
Cheapest Hydroxylamine Must you use an exess of bisulphite becuase hydroxylamine reacts with sodium nitrite releasing nitro ...	7-10-2009 at 10:28 by: Picric-A
The short questions thread (2) [rquote=163673&tid=12054&author=manimal]Yes, I suppose you're right. I didn't think it was H ...	6-10-2009 at 07:19 by: Picric-A
Making a fractionating column I have in my lab a bin dedicated to smashed glass. This was invaluable when i decided to make my col ...	6-10-2009 at 01:52 by: Picric-A
The short questions thread (2) Manimal- check out the oleum from NaHSO4 thread. The smoking is most probably the decomp of the sod ...	5-10-2009 at 13:53 by: Picric-A
Making a fractionating column I made my own fractionating column. I had a spare air condensor and i filled it with lots of bits of ...	4-10-2009 at 22:57 by: Picric-A
purifying toluene properly Yep of course	29-9-2009 at 07:18 by: Picric-A
Preparation of solid aluminium isopropoxide [rquote=163322&tid=12831&author=UnintentionalChaos][rquote=163320&tid=12831&author=P ...	29-9-2009 at 01:45 by: Picric-A
Preparation of solid aluminium isopropoxide Do you dry the NaOH prior to use? Commercial NaOH nealry always contains as much as 10% water. I su ...	28-9-2009 at 23:00 by: Picric-A
Chemical reactions....on chip. I doubt that will catch on... Like you say, they must perform all reactions prior to putting it on t ...	28-9-2009 at 11:15 by: Picric-A
Nitric acid - commercial sources 70% is fine to dissolve Pt, Au ect.	27-9-2009 at 04:34 by: Picric-A
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