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First yield of KClO3 from my cell It greatly improves cell efficiency! For me, it even seems to be the difference between easy and qui ... |
25-6-2021 at 02:01 by: woelen |
Sodium borohydride and Sodium azide for sale At July 1, there will be new harmonized regulations, regarding purchases outside the EU for EVERY pa ... |
24-6-2021 at 06:50 by: woelen |
Reaction between Potassium Bromate and sulfuric acid? Yes, this is what actually occurs. If you add solid KBrO3 to HCl (e.g. 20% HCl), then you get a lot ... |
24-6-2021 at 06:31 by: woelen |
Copper hydride as a reducing agent? Copper hydride and sodium hydride are completely different compounds. Copper hydride is some polymer ... |
23-6-2021 at 13:04 by: woelen |
Reaction between Potassium Bromate and sulfuric acid? It could also be the KBrO3. Commercially, there is a 1 : 5 molar ratio mix of KBrO3 and KBr availabl ... |
23-6-2021 at 12:49 by: woelen |
Reaction between Potassium Bromate and sulfuric acid? I did the experiment of adding room temperature 37% H2SO4 to solid KBrO3. When this is done, no reac ... |
22-6-2021 at 12:56 by: woelen |
sulfur charring? Recently, I did some experiments with sulfur. I did the well-known experiment of heating it to just ... |
22-6-2021 at 03:22 by: woelen |
Has anyone grown nice crystals of tetraamminecopper(II) sulfate? The ratios for ethanol/ammonia are not that critical. The most critical thing is that you let cool d ... |
21-6-2021 at 23:05 by: woelen |
Sodium thiosulphate + bleach → colloidal sulphur No, reducing Cr(III) to Cr(0) in aqueous solution requires extreme reductors. Even zinc does not acc ... |
21-6-2021 at 11:28 by: woelen |
Reaction between Potassium Bromate and sulfuric acid? I can try adding appr. 35% high grade acid to pure KBrO3, but I do not think that this leads to form ... |
21-6-2021 at 11:26 by: woelen |
Sodium thiosulphate + bleach → colloidal sulphur It is a redox reaction. The page on Wikipedia gives a strongly simplified description of the reactio ... |
21-6-2021 at 05:19 by: woelen |
Has anyone grown nice crystals of tetraamminecopper(II) sulfate? Making these crystals can be done as follows:
- Add 10 grams of solid copper(II) sulfate 5-hydrate ... |
21-6-2021 at 01:52 by: woelen |
Reaction between Potassium Bromate and sulfuric acid? If you add dilute (e.g. 20%) H2SO4 to either solid KBrO3 or to a solution of KBrO3, then you should ... |
21-6-2021 at 01:20 by: woelen |
Nitric Acid In practice the above is limited. When you boil nitric acid, then the vapor, leaving the liquid will ... |
17-6-2021 at 00:31 by: woelen |
Latest chemical order? I ordered three chemicals
1,3 butanediol
1,4 butanediol (stupid mistake, hopefully will be corre ... |
16-6-2021 at 00:25 by: woelen |
Report on making metal sorbates I tried recrystallizing my solid material, but this failed.
I took the pale green material, left ... |
14-6-2021 at 05:35 by: woelen |
Anhydrous aluminium Chloride and more! The affected anhydrous AlCl3 is not really damp. Water and anhydrous AlCl3 cannot coexist, they reac ... |
10-6-2021 at 23:07 by: woelen |
Report on making metal sorbates I did some experiments last weekend. I prepared nickel sorbate from solutions of nickel nitrate and ... |
6-6-2021 at 23:32 by: woelen |
Buying calcium cyanamide in the USA? The fertilizer grade material is VERY impure. I purchased one of those bags. The material in the bag ... |
4-6-2021 at 00:14 by: woelen |
Making ammonium hypophosphite [rquote=661255&tid=157561&author=draculic acid69]Add HCL to free the acid filter out the sal ... |
4-6-2021 at 00:06 by: woelen |
Report on making metal sorbates Interesting observations. I have some sorbic acid. I have nickel sulfate and nickel nitrate. So, I c ... |
2-6-2021 at 03:06 by: woelen |
Ampuling P4 There is another issue with white P in a glass ampoule or vial, when it is used for display purposes ... |
1-6-2021 at 00:25 by: woelen |
Ampuling P4 Why would you want to ampoule the white P? Just put it in a strong glass jar, with a good tightly se ... |
31-5-2021 at 11:30 by: woelen |
Curious about HS result A good test for hydrazine sulfate is dissolving some NaOH in water and then dissolving the HS. If yo ... |
31-5-2021 at 01:44 by: woelen |
Report on making metal sorbates It must almost certainly be nickel metal, or some weird low oxidation state compound, but I never he ... |
31-5-2021 at 01:30 by: woelen |
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