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Using Corning PC-425D on 240V
Sometime theres different tap to the power transformer for different line voltage.
Do you have sche ... |
21-11-2023 at 15:24
by: fx-991ex |
Sulfuric acid purification problems
$$H2SO4 + Na2CO3 \rightarrow Na2SO4 + CO2 + H2O$$
Could the carbonate react with the acid to make s ... |
20-11-2023 at 12:44
by: fx-991ex |
Building a Chemputer
will be interesting, electronics(repairs, circuit/pcb design/assembly) and programming(website/micro ... |
26-10-2023 at 14:38
by: fx-991ex |
testing for ammonium nitrate & nitrogen content
[rquote=688106&tid=159896&author=ManyInterests]
Ouch. Not gonna bother then. I realize that ... |
25-10-2023 at 08:25
by: fx-991ex |
Polyisobutylene plasticizer extraction
I got myself some self fusing silicon tape, do you think its the same thing?
Didn't try to extract ... |
9-10-2023 at 12:26
by: fx-991ex |
Solvent storage - metal bottles
Why not brown glass bottle? i got a pack of 12*500ml for something like 20$ on amazon or vivaplex.co ... |
8-10-2023 at 08:54
by: fx-991ex |
NaClO from TCCA
Store bought bleach has NaOH in it to stabilize.
An excess of NaOH should not stop the reaction. |
27-9-2023 at 12:07
by: fx-991ex |
NaClO from TCCA
Couldnt he use pool shock, calcium hypochlorite Ca(ClO2)2 |
14-9-2023 at 12:29
by: fx-991ex |
DDNP & related compounds: The über thread!
Dont you have to neutralize the picric acid with NaOH to sodium picrate before processing with the r ... |
20-8-2023 at 07:27
by: fx-991ex |
Plant Ash
[rquote=686681&tid=159803&author=RU_KLO]hi, Im doing also some experiments with potash (wood ... |
15-8-2023 at 11:24
by: fx-991ex |
House explosion mystery
Look like a gas leak, probably a gas powered water heater? |
15-8-2023 at 06:26
by: fx-991ex |
Preparation of ionic nitrites
[rquote=685128&tid=52&author=Sir_Gawain]Would it work better with potassium nitrate? KNO[siz ... |
14-8-2023 at 07:24
by: fx-991ex |
Clarification about conflicting CaSO3 hydrate literature and bonus question
Test show its a dihydrate.
Just saying in case anyone else need the data. |
9-8-2023 at 11:33
by: fx-991ex |
Clarification about conflicting CaSO3 hydrate literature and bonus question
Hi,
I was looking at literature for CaSO3/Calcium Sulfite.
Older literature list it has a dihydrat ... |
7-8-2023 at 16:44
by: fx-991ex |
Breaking Colloids (earth + water)
[rquote=686331&tid=159772&author=Sulaiman]Maybe first test for presence of nitrate ion?
htt ... |
4-8-2023 at 11:54
by: fx-991ex |
Breaking Colloids (earth + water)
Use alcohol/ethanol to crystallize out the KNO3 as it has low solubility in those. |
4-8-2023 at 10:22
by: fx-991ex |
DDNP & related compounds: The über thread!
[rquote=685207&tid=439&author=Sir_Gawain]Extractions&Ire has a series on both DDNP's. [u ... |
26-6-2023 at 11:02
by: fx-991ex |
Free chemicals for SM members in Australia
Too bad i saw it too late, nitrite and nickel nitrate are already gone and am in North America.
Any ... |
24-6-2023 at 17:04
by: fx-991ex |
DDNP & related compounds: The über thread!
[rquote=685154&tid=439&author=Sir_Gawain]Using picric acid in a blasting cap might not work ... |
23-6-2023 at 13:15
by: fx-991ex |
DDNP & related compounds: The über thread!
[rquote=684193&tid=439&author=Raid]
Some more things to consider when making the sodium nit ... |
22-6-2023 at 12:22
by: fx-991ex |
Preparation of ionic nitrites
[rquote=685068&tid=52&author=Lionel Spanner][rquote=685055&tid=52&author=fx-991ex]In ... |
20-6-2023 at 08:18
by: fx-991ex |
Preparation of ionic nitrites
In the first post he do NaHSO3 + CaCl2 and then heat the resulting Ca(HSO3)2 to decompose to CaSO3 + ... |
19-6-2023 at 12:32
by: fx-991ex |
Nickel Nitrate fail
Thanks for the reply's.
Ill convert it to the hydroxide and react with acid once ill make it.
I us ... |
13-6-2023 at 12:46
by: fx-991ex |
Nickel Nitrate fail
I put some pre 2000 canadian nickel quarter into H2SO4, added some 20% H2O2 because it was too slow. ... |
11-6-2023 at 11:02
by: fx-991ex |
Synthesis of Nickel Sulfate
I used 2 quarter about 5 gram each with 5 ml H2SO4 and 10-15 drop of H2O2, after 2 or 3 days only 0. ... |
11-6-2023 at 08:13
by: fx-991ex |
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