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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
Preparation of dimethyl carbonate without autoclave or phosgene
I bought some DMC from a chemical supplyer, but it was 50Euros for a liter.
If you are inside EU yo ...
20-7-2021 at 09:25
by: Mateo_swe
Rare and hard to obtain chemicals for sale
Received my second order today.
Well packed and exactly what i ordered, fast delivery.
Thanks for ...
20-7-2021 at 08:49
by: Mateo_swe
Puryfiing 99% denatured alcohol
In Sweden we call homemade ethanol made for drinking "Hembrännt", hem=home, brännt=brewed, distill ...
17-7-2021 at 07:31
by: Mateo_swe
liquid cooling for an ozone generator?
I found a patent where they use a electrolytic process for the production of ozone that seem very in ...
17-7-2021 at 02:29
by: Mateo_swe
liquid cooling for an ozone generator?
I think the mineral oil is a great idea, and it isolates any high voltage good.
If you then can con ...
16-7-2021 at 08:40
by: Mateo_swe
(Video) Sugar dehydration - an alternative to the use of concentrated sulfuric acid
Looks a bit like when i was young and mixed KNO3 and common sugar and set it on fire.
I soon found ...
15-7-2021 at 10:24
by: Mateo_swe
Cleaning glassware with limited reagents.
I would also recommend a classic porcelain Buchner funnel and filter papers, especially when i know ...
15-7-2021 at 09:11
by: Mateo_swe
Can I expect good separation of haloform products?
Is there no risk of phosgene if doing the acetone with aqueous calcium hypochlorite distillation pre ...
14-7-2021 at 23:02
by: Mateo_swe
Zn-Hg amalgam safety
I know the mercury is still present in the Al-Hg but i thought the main working reaction was to remo ...
13-7-2021 at 10:11
by: Mateo_swe
Zn-Hg amalgam safety
Hmm, when doing Al-Hg the Mercury(II)chloride is removing the oxide layer of the Al making it very r ...
12-7-2021 at 16:15
by: Mateo_swe
Storing chemicals and ordinary refridgerators and freezers
How long can one store H2O2 before the % starts to go down?
I have heard people say "my H2O2 is old ...
12-7-2021 at 14:51
by: Mateo_swe
liquid cooling for an ozone generator?
Maybe you can coat the outside of the stainless steel tube with something that is isolating and cond ...
12-7-2021 at 14:03
by: Mateo_swe
The perfect washbottle - which one should I get?
If you want really small bubbles there is these all stainless steel diffusion stones used for homebr ...
12-7-2021 at 13:11
by: Mateo_swe
Quartz tubes
Links dont work
12-7-2021 at 12:28
by: Mateo_swe
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