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unknown substance identification equipment
Depending on what you are testing, indicators can be cheap and useful.

https://www.britannica.co ...
21-3-2019 at 22:50
by: happyfooddance
Solubility of calcium nitrate in methanol
[rquote=605895&tid=146195&author=Deathunter88][rquote=605889&tid=146195&author=happy ...
21-3-2019 at 19:35
by: happyfooddance
Solubility of calcium nitrate in methanol
[rquote=605884&tid=146195&author=C6(NO2)5CH2CH(CH3)N(NO2)2]Excellent point. Still a fair bit ...
21-3-2019 at 14:43
by: happyfooddance
Solubility of calcium nitrate in methanol
Not really that important but I think you would get CaO + H2O as the initial decomposition product, ...
21-3-2019 at 13:29
by: happyfooddance
Seperation of NaNO2 and NaNO3
Isopropyl nitrite: b.p. = ~40°C
Isopropyl nitrate: b.p. = ~100°C
20-3-2019 at 19:25
by: happyfooddance
Seperation of NaNO2 and NaNO3
You can react it with a strong acid and an alcohol like isopropanol to form the nitrite ester, then ...
20-3-2019 at 11:49
by: happyfooddance
Help for Esterification
For minimizing losses when drying esters, I dissolve them in a solvent (usually diethyl ether), this ...
19-3-2019 at 13:36
by: happyfooddance
dcm-water separation
He's saying that when you mixed your base + amine and your dcm, the dcm and your product were probab ...
15-3-2019 at 16:42
by: happyfooddance
Amount of SO2 released from Sodium Bisulfite solution
[rquote=604389&tid=145581&author=jus_thom]
Also, this solution does not easily and readily ...
4-3-2019 at 12:51
by: happyfooddance
Need an electrolysis setup
Woelen, one of the mod/admins here, has a website with lots of interesting things, here's one that w ...
1-3-2019 at 17:10
by: happyfooddance
Amount of SO2 released from Sodium Bisulfite solution
[rquote=604121&tid=145581&author=jus_thom]The volume over the room is around 200 m3. Won't t ...
1-3-2019 at 11:21
by: happyfooddance
Micro-batches
You seem to be on the right track. Just remember, 1-2g of a primary is plenty enough to send glass t ...
28-2-2019 at 16:42
by: happyfooddance
Amount of SO2 released from Sodium Bisulfite solution
[rquote=603632&tid=145581&author=streety]The simple answer is: all of it.

Assuming the st ...
26-2-2019 at 14:29
by: happyfooddance
White phosphorus recovery
[rquote=603485&tid=145535&author=Assured Fish]If you try this then start on a small scale fi ...
24-2-2019 at 23:26
by: happyfooddance
Chinese Potassium Iodide
http://www.sciencemadness.org/talk/viewthread.php?tid=90181

This is the original thread, btw.

...
24-2-2019 at 21:24
by: happyfooddance
Chinese Potassium Iodide
[rquote=603353&tid=145476&author=Loptr]If its I2...[/rquote]

KI.

Mine came today, this ...
23-2-2019 at 19:25
by: happyfooddance
Lab tips & tricks
[rquote=602812&tid=81777&author=SWIM]
I just melted a Pasteur pipette over the gas burner o ...
21-2-2019 at 11:04
by: happyfooddance
Recycling acetone after use in dry ice bath
Because of exposure to the environment and its low temperature, your acetone has accumulated water b ...
20-2-2019 at 17:55
by: happyfooddance
ACS (certified) Reagent grade 99.8%+ Iodine flakes (Fischer) & 30% ACS Reagent H2O2 available
[rquote=602602&tid=144969&author=Sulaiman]Large quantities of iodine may suggest clandestine ...
19-2-2019 at 15:21
by: happyfooddance
Diethyl ether
[rquote=602606&tid=144994&author=DrP][rquote=602583&tid=144994&author=happyfooddance ...
19-2-2019 at 03:52
by: happyfooddance
Diethyl ether
[rquote=602508&tid=144994&author=DavidJR][rquote=602506&tid=144994&author=XeonTheMGP ...
18-2-2019 at 22:13
by: happyfooddance
Questions about clan lab trends (title change)
[rquote=602568&tid=144756&author=Corrosive Joeseph]
Threads titled 'Wanting to make drugs?' ...
18-2-2019 at 21:01
by: happyfooddance
is possible to made castable insensitive ETN ?
[rquote=602534&tid=144972&author=Fulmen]Walk away son, just walk away. Molten ETN just isn't ...
18-2-2019 at 11:37
by: happyfooddance
h202 concentration?
[rquote=601665&tid=1325&author=C6(NO2)5CH2CH(CH3)N(NO2)2]I already tried putting some in a f ...
18-2-2019 at 11:00
by: happyfooddance
What is theory behind mohs hardness, files, sandpapers?
Not only what others have said, but also certain materials have an endurance limit and because of th ...
14-2-2019 at 18:54
by: happyfooddance
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