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Removing trace impurities from H2O2 I'm under impression H2O2 can be safely vacuum distilled to a high concentration. |
3-9-2020 at 06:27 by: Fyndium |
How dangerous are vacuum distillations really? I might consider distilling a small amount at first because I need it as a catalyst in mL quantity i ... |
2-9-2020 at 11:14 by: Fyndium |
Boiling Stones? I indeed posted about this on another topic, but for the record, activated carbon granules have work ... |
2-9-2020 at 11:04 by: Fyndium |
Book review...of sorts! So, when did they start making retorts, flasks etc from glass? |
1-9-2020 at 23:17 by: Fyndium |
salting out According to https://doi.org/10.1021/ac60333a023 CaCl2 at 31.8g per 100g of solution or 4.2M should ... |
1-9-2020 at 12:26 by: Fyndium |
How dangerous are vacuum distillations really? I was thinking of vacuum distilling sulfuric acid. It's bp would come down to about 170C with my pum ... |
31-8-2020 at 23:13 by: Fyndium |
Drying Acetone with Desiccant in Nylon Mesh Bags I was always under impression that acetone cannot be salted out. It's good to learn new things every ... |
31-8-2020 at 23:04 by: Fyndium |
Dry Glass with Heatgun ? [rquote=643933&tid=156109&author=Metacelsus]If it's borosilicate I wouldn't worry about brea ... |
31-8-2020 at 11:52 by: Fyndium |
How dangerous are vacuum distillations really? Are larger glassware generally more prone to implosion than smaller ones? I've usually used my small ... |
31-8-2020 at 11:49 by: Fyndium |
Drying Acetone with Desiccant in Nylon Mesh Bags I've distilled acetone a few too many times in recent weeks. I've got a question regarding it's dist ... |
31-8-2020 at 11:33 by: Fyndium |
How fast does Diethyl Ether form Peroxides? Reuse Ether Indefinitely I have 7 years old aluminum bottles of ether and I just recently used it for extraction. All commerc ... |
31-8-2020 at 11:16 by: Fyndium |
Problem boiling down sulfuric acid FYI, I concentrated sulfuric acid today. I used a teaspoon of activated carbon granules as boiling s ... |
30-8-2020 at 07:04 by: Fyndium |
Oxidation of styrene to phenylacetaldehyde It seems that in every patent concerns the proneness to polymerization both the oxide and the aldehy ... |
30-8-2020 at 03:11 by: Fyndium |
Oxidation of styrene to phenylacetaldehyde Not at all burnt, just sulfur dioxide smell. You know it when it burns your throat and irritates you ... |
29-8-2020 at 13:05 by: Fyndium |
Oxidation of styrene to phenylacetaldehyde I wonder what went wrong.
I attempted an adduct purification of the aldehyde and prepared it acco ... |
29-8-2020 at 11:30 by: Fyndium |
adjustable mini stove + additional questions There are trail cookers made of aluminum that weight 500 grams and work with propane. I actually use ... |
23-8-2020 at 11:49 by: Fyndium |
Drying Chems without desiccator Someone mentioned CaCl2 absorbs also ethanol and acetone. Does this apply and can it be used to dry ... |
23-8-2020 at 05:11 by: Fyndium |
NH₃ I made a liter of NH3 by this way. I made it in two phases, first a test run and then I concentrated ... |
21-8-2020 at 12:03 by: Fyndium |
Leaking desiccator I should see into it. If it is leaking from there, I consider just putting some silicone caulk into ... |
21-8-2020 at 00:34 by: Fyndium |
Methanol from Acteone Generally in European zone methanol is phased out from consumer use due to issues regarding substitu ... |
21-8-2020 at 00:27 by: Fyndium |
Leaking desiccator My Nanshin desiccator appears to be leaking somewhere, but I'm not able to determine where. I grease ... |
18-8-2020 at 13:19 by: Fyndium |
Testing a fume hood? The negative pressure from suction makes leaks only flow into the cabinet. |
18-8-2020 at 05:40 by: Fyndium |
Testing a fume hood? Sounds a bit complex. I think you should actually feel by hand the air flowing. Even just using a ma ... |
17-8-2020 at 23:48 by: Fyndium |
Ethanol Distillation [rquote=643262&tid=156044&author=karlos³]I almost never, especially not for the last years, ... |
17-8-2020 at 23:27 by: Fyndium |
Ethanol Distillation I've found activated carbon a decent anti bump agent. Inert to mostly everything, perhaps excluding ... |
17-8-2020 at 12:00 by: Fyndium |
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