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Questions about working with HYDROFLUORIC acid
70%? i think 48-50% is the maximum concentration at R.T., anyway just use the search button and try ... |
14-6-2013 at 06:24
by: Salmo |
Acetaldehyde synthesis
what do you think about starting from choline, should be OTC, and than proceed with a hofmann elimin ... |
5-6-2013 at 02:28
by: Salmo |
MAP PRO as a starting buildblock in home chemistry
there's something about acetylene iodination in publication, propyne should react in the same way.. |
4-6-2013 at 15:06
by: Salmo |
Harvesting scanned books from HathiTrust
thanks maniax! crazy program! |
4-6-2013 at 14:57
by: Salmo |
Extremely strong bases for enolization
I think you need a really strong base to move the equilibrium between the two tautomers, LDA maybe? ... |
12-11-2012 at 11:09
by: Salmo |
Sodium Chromate from stainless stell 18/10
weiming this is what is was looking for!! CuSO4 is cheap and OTC, i will def try your method! |
4-11-2012 at 11:48
by: Salmo |
Vacuum meter reading problem!
maybe I solved the problem, i think that I have to adjust the black needle position with a screwdriv ... |
4-11-2012 at 07:43
by: Salmo |
Vacuum meter reading problem!
It's atmospheric but It's with the stopper on the suction tube this is without, anyway when it's mea ... |
3-11-2012 at 10:32
by: Salmo |
Vacuum meter reading problem!
Hello everybody how would you read this gauge?
It has two scales but I don't understand the small o ... |
3-11-2012 at 09:20
by: Salmo |
Sodium Chromate from stainless stell 18/10
So long process.. anyway today I washed well the precipitate and heating the mass I added 20 grams ( ... |
26-10-2012 at 13:38
by: Salmo |
Diammonium Phosphate !!
Bad smell = ammonia gas you obtain
the reaction is:
(NH4)2HPO4 + 3NaOH = Na3PO4 + H2O + 2NH3
A ... |
26-10-2012 at 13:33
by: Salmo |
Sodium Chromate from stainless stell 18/10
Hey everybody I just want to let you know that I'm proceeding with this thing even if university ste ... |
25-10-2012 at 12:21
by: Salmo |
Diammonium Phosphate !!
You could obtain some phosphoric acid adding dry cu3(po4)2 to sodium bisulfate powder and than heati ... |
25-10-2012 at 10:19
by: Salmo |
interesting sep. funnel adaptation
Useless, gas is evacuated from the main valve just bringing the funnel upside down. |
24-10-2012 at 23:48
by: Salmo |
Rotary vane pump during distillation question
Sorry man I just checked the boiling point and it is 40°C no need for vacuum.
[Edited on 22-10-201 ... |
21-10-2012 at 22:03
by: Salmo |
Sodium Chromate from stainless stell 18/10
I think that if you want to be sure you should make a test with some Barium chloride or calcium chlo ... |
21-10-2012 at 03:00
by: Salmo |
Rotary vane pump during distillation question
Thank you watson do you think that DCM is dangerous to strip for a "cheap" vacuum pump like mine? |
21-10-2012 at 02:47
by: Salmo |
Rotary vane pump during distillation question
Watson do you think that with this setup it would be possible to remove solvents too like a rotavap ... |
20-10-2012 at 02:24
by: Salmo |
Rotary vane pump during distillation question
Thank you man I will check and I will let you know, or I will take a photo and I will ask you 
Th ... |
19-10-2012 at 11:12
by: Salmo |
Rotary vane pump during distillation question
Where should I connect the tube that would go to the vacuum pump?
[file]20718[/file]
Oh maybe I ... |
19-10-2012 at 09:03
by: Salmo |
Rotary vane pump during distillation question
Thank you but I don't understand what kind of aspirator I should use, do you mean an electric water ... |
18-10-2012 at 23:33
by: Salmo |
Sodium Chromate from stainless stell 18/10
Hey violet wonderful crystals ! I think they could be pure |
18-10-2012 at 23:10
by: Salmo |
Sodium Chromate from stainless stell 18/10
What do you mean when you say chromite?
anyway your method is nice even if you will have many impur ... |
18-10-2012 at 12:43
by: Salmo |
Rotary vane pump during distillation question
Organikum could you pleas explain me how to connect the aspirator to the vacuum pump to use it as a ... |
18-10-2012 at 11:31
by: Salmo |
Sodium Chromate from stainless stell 18/10
I'm an idiot I didn't see that you (blogfast) merged the two equations in one
anyway I think that ... |
17-10-2012 at 12:46
by: Salmo |
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