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Quality assessment of a fuel anti-freeze product? (EtOH&IPA)
I have always prefer acetone as a cleaning solvent. It distil well with low amounts lost.

Why no ...
3-9-2021 at 12:46
by: horuse10
Reagents for Sale
Hi,

Since i move my laboratory, it's time for an inventory an doing some space.

This are my ch ...
2-9-2021 at 04:48
by: horuse10
calculating required pH
pH=pKa+log([A-]/[AH])

With this formula you can calculate the proportion of acidic and basic form ...
26-8-2021 at 13:55
by: horuse10
calculating required pH
You have to check the pKa of your compound of interest to calculate the right pH

Generaly use an ...
26-8-2021 at 01:28
by: horuse10
Sodium, I've done it!
You will probably never see aluminium at the bottom of your beaker since :

Na + H2O ---> NaOH ...
25-8-2021 at 23:58
by: horuse10
2,7, Dichlorofluorescein
Nobody for an anwser ? :(
23-8-2021 at 14:10
by: horuse10
Acetyl chloride via acetonitrile + acetic acid + HCl (report)
You can although just bubble some inert gas in but i think this would be more detrimental to rendem ...
23-8-2021 at 14:09
by: horuse10
Acetyl chloride via acetonitrile + acetic acid + HCl (report)
Why not refluxing your product before distilling it ?

It will degase HCl from the reaction mixtu ...
23-8-2021 at 09:24
by: horuse10
Water pumps for Distilation
I always have some freezer pack in the lab freezer.

You can put some in the water and put back t ...
23-8-2021 at 05:44
by: horuse10
DCM OTC 2021
They could probably be found in a Belgium MP for more informations ;)
22-8-2021 at 23:37
by: horuse10
DCM OTC 2021
JJay, are you in europe or states ?
22-8-2021 at 23:31
by: horuse10
2,7, Dichlorofluorescein
Hi

I would like to test Fajans's method for Cl- titration with silver nitrate

For this you hav ...
20-8-2021 at 02:49
by: horuse10
Synthesis of Boron Trichloride?
You have to check the SM library, Handbook of preparative inorganic chemistry (Brauer) p 780

" Fa ...
20-8-2021 at 02:29
by: horuse10
Vented Chemical Storage Cabinets
Thank for responses

WGTR : i’m agree with you but as an amateur i’m morte concern of toxic s ...
13-8-2021 at 10:34
by: horuse10
Tacussel Potentiostat PJ 35-2
Hi,

Recently someone give to me a Tacussel PJ 35-2 potentiostat with a signal generator.

This ...
13-8-2021 at 02:34
by: horuse10
Vented Chemical Storage Cabinets
Hi,

I have the opportunitie to buy some metal cabinet wich have been intended for archives storag ...
13-8-2021 at 02:27
by: horuse10
Equipment and chemicals for sale
How many for the picture 68 in Ohne Artikelnummer

( probably juste the head )
12-11-2013 at 15:01
by: horuse10

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