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Steam distilation question
[rquote=577806&tid=107587&author=Swinfi2]If you have enough pieces you can cobble together s ... |
6-1-2019 at 07:55
by: Ubya |
Detectable radioactivity from rubidium?
[rquote=577317&tid=123201&author=Heptylene]
Ubya I should state that in my case the potas ... |
5-1-2019 at 11:16
by: Ubya |
Sodium nitrite identification
[rquote=575715&tid=122961&author=fusso][rquote=575712&tid=122961&author=Ubya][rquote ... |
4-1-2019 at 07:57
by: Ubya |
i have a distillation apparatus but i cant really use it.
no need for nichrome wire, on ebay you can buy the already made heating element woven with glass fib ... |
4-1-2019 at 06:42
by: Ubya |
Substitute for carbon tetrachloride
i used dichloromethane and the reaction worked without any problems |
4-1-2019 at 00:43
by: Ubya |
Detectable radioactivity from rubidium?
mhhh i have a digital geiger counter with an SBM-20 tube, and i couldn't detect any counts above bac ... |
3-1-2019 at 14:26
by: Ubya |
Chemical suppliers that sell to individuals?
[rquote=575910&tid=123224&author=Yosef]I've seen a couple suppliers cite that temperature fo ... |
3-1-2019 at 14:19
by: Ubya |
i have a distillation apparatus but i cant really use it.
a sand bath can be used for higher temperatures |
3-1-2019 at 14:13
by: Ubya |
Sodium nitrite identification
[rquote=575707&tid=122961&author=lordcookies24]It has a density of 2.3g/cm3 so if you are co ... |
3-1-2019 at 09:34
by: Ubya |
Rusting from HCl Bottle
[rquote=575561&tid=110220&author=lordcookies24][rquote=560099&tid=110220&author=Abro ... |
3-1-2019 at 08:46
by: Ubya |
Chemistry New Year's Resolution to add to your list
to finish the fumehood i've been building for 3 years, it's getting ridiculous hahaha |
3-1-2019 at 08:43
by: Ubya |
Tired of reporting spam
BotKilla probably died... too many spam threads |
1-1-2019 at 04:04
by: Ubya |
Tired of reporting spam
[rquote=572746&tid=16937&author=XeonTheMGPony]Why not automatically lock all inactive accoun ... |
31-12-2018 at 08:02
by: Ubya |
Replacing ice blocks with brine bottles?
[rquote=571496&tid=119631&author=morganbw]I try to keep about a dozen 500 ml water bottles f ... |
29-12-2018 at 09:10
by: Ubya |
n-butyllithium
do you mean a rubber septa?
anyway, maybe a rubber septa alone could work, but a second safety devi ... |
29-12-2018 at 07:54
by: Ubya |
Stopping oils and fats from becing rancid - novel idea
an antioxidant can't turn something rancid good again, antioxidanta scavenge •OH radicals by getti ... |
29-12-2018 at 07:43
by: Ubya |
DCM to be removed soon
i have mixed feelings about all of this. i hate seeing OTC easy to find chemicals removed from the s ... |
29-12-2018 at 03:23
by: Ubya |
How to scrub ethyl acetate vapors before releasing into the outside air? Hundreds of neighbors are complaining.
carbon filters are not some type of magic thing that removes every smell in any quantity. if all you ... |
29-12-2018 at 02:56
by: Ubya |
Strong endothermic reactions like Urea, AN and others - which is strongest?
https://en.m.wikipedia.org/wiki/Enthalpy_change_of_solution
i see you need to dig into thermodynami ... |
29-12-2018 at 02:39
by: Ubya |
Need flammable hydrocarbon to replace animal fats in fuel source
the smell comes from the animal fat, just change it with something else: mineral oil, vaseline jelly ... |
28-12-2018 at 03:07
by: Ubya |
Stopping oils and fats from becing rancid - novel idea
rancidification is just radical oxidation of fatty acids, a quick google research (as Sulaiman point ... |
28-12-2018 at 02:07
by: Ubya |
Determining gasoline volume - best method
[rquote=570076&tid=118171&author=Tsjerk]18 measurements means 18 times the inaccuracy. Weigh ... |
27-12-2018 at 07:02
by: Ubya |
Large lab
you could have 1000 chemicals and maybe use the same 50 every time, just buy what you need when you ... |
27-12-2018 at 05:41
by: Ubya |
Sensitive substance from fiction?
[rquote=569792&tid=117369&author=clearly_not_atara][quote] Or, if the glass can be shattered ... |
27-12-2018 at 05:32
by: Ubya |
Ammonia plus nitric acid?
[rquote=569809&tid=118200&author=BOBardment][rquote=569807&tid=118200&author=fusso]Y ... |
27-12-2018 at 02:57
by: Ubya |
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