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KHSO4 Potassium bisulfate I have been looking for some Potassium bisulfate KHSO4 but even though its used in winemaking it see ... |
7-9-2021 at 10:00 by: Mateo_swe |
Fan for DIY fume/extraction hood Hmm, i have to measure the with and height of the front when fully open.
I cant remember if the wit ... |
27-8-2021 at 05:59 by: Mateo_swe |
Fan for DIY fume/extraction hood Its an fume/extraction hood that has a fan on top sucking the air + fumes out of the hood and to the ... |
20-8-2021 at 12:30 by: Mateo_swe |
Fan for DIY fume/extraction hood I have built a fume extraction hood and are just finishing the last painting on it.
For fan i have ... |
20-8-2021 at 03:37 by: Mateo_swe |
Different molecular sieves question OK.
So one could also use 4A molecular sieves to dry 96% ethanol to get absolute ethanol, is that c ... |
18-8-2021 at 06:17 by: Mateo_swe |
Chromatography Silica 60Å, 15-40µm The think the dangers with silica dust is related to the particle size.
Any powder with around the ... |
18-8-2021 at 05:23 by: Mateo_swe |
Used rotary evaporators I actually have thought about making a rotovap myself.
First i looked into making the rotary-statio ... |
17-8-2021 at 03:10 by: Mateo_swe |
Used rotary evaporators Thank you for the info.
It seems to be a rather complicated task to try put together a rotovap fr ... |
16-8-2021 at 13:09 by: Mateo_swe |
Alibaba Most things are made in China now, and that is also the good quality stuff.
Just because its made i ... |
16-8-2021 at 07:47 by: Mateo_swe |
Used rotary evaporators I really want a rotovap but i dont have enough money to buy a new, good quality brand one.
So i gue ... |
16-8-2021 at 06:23 by: Mateo_swe |
Homemade and Repurposed Lab Gear Thanks Konductor
Good to know these cleaning vacuum devices dont produce a continuous flow of ste ... |
16-8-2021 at 04:55 by: Mateo_swe |
Chromatography Silica 60Å, 15-40µm I dont want to grind silica myself so buying it is probably the only option.
I could not measure th ... |
14-8-2021 at 00:54 by: Mateo_swe |
Heating bath agitation and temp control? You could get a plastic bucket, cut pail or any resistant container and then use either foam spray, ... |
13-8-2021 at 08:37 by: Mateo_swe |
Chromatography Silica 60Å, 15-40µm Does anybody know any shop/webstore in EU that sells chromatography silica gel 60, 0.015–0.04mm fo ... |
13-8-2021 at 05:43 by: Mateo_swe |
Storage of 35% H2O2 Sodium Perborate could be useful ta have in the future and i dont think its part of any "oxy-action" ... |
30-7-2021 at 08:31 by: Mateo_swe |
Storage of 35% H2O2 I found the SM thread about preparation of sodium perborate and also the Prepchem preparation of sod ... |
28-7-2021 at 08:49 by: Mateo_swe |
Storage of 35% H2O2 [rquote=663206&tid=157743&author=woelen]I am afraid that something is wrong with your H2O2.
... |
28-7-2021 at 07:43 by: Mateo_swe |
Storage of 35% H2O2 It says on the label:
Deka Fine Chemicals
Hydrogen Peroxide 35%, Pure, Stabilized.
It also says:
... |
22-7-2021 at 22:57 by: Mateo_swe |
Storage of 35% H2O2 Hmm, the PE plastic bottles were brand new, unused and i washed them with water before i put the H2O ... |
22-7-2021 at 07:14 by: Mateo_swe |
Storage of 35% H2O2 I recently bought 2L of 35% H2O2.
I currently have them in roomtemp and the plastic PE bottles are ... |
22-7-2021 at 01:00 by: Mateo_swe |
Different molecular sieves question Molecular sieves are used to dry solvents and chemicals.
I read 3A Molecular sieves are used to dry ... |
21-7-2021 at 06:37 by: Mateo_swe |
NEY MARK IV DIGITAL VACUUM OVEN What a nice vacuum oven, i would keep it and look for a manual.
The left dial says "minutes", maybe ... |
20-7-2021 at 23:54 by: Mateo_swe |
1,2-Methylenedioxybenzene from Sesamol(4-Hydroxy-1,2-Methylenedioxybenzene). Tosylation and reduction? I would save the Sesamol for something better/more interesting.
Methylation of catechol with DCM wo ... |
20-7-2021 at 22:49 by: Mateo_swe |
Cheap 97% sulfuric acid and 35% hydrogen peroxide [from EU] Received ordered 35% H2O2 and 97% sulfuric acid, fast delivery.
Thanks for providing these chemical ... |
20-7-2021 at 22:06 by: Mateo_swe |
Reagents for sale [from EU] [WORLDWIDE SHIPMENT] Received ordered 35% H2O2 and 97% sulfuric acid, fast delivery.
Thanks for providing these chemical ... |
20-7-2021 at 22:05 by: Mateo_swe |
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