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Fisher Scientific & Restricted Chemicals
[rquote=495853&tid=77410&author=myristicinaldehyde]
- Hydroquinone
[/rquote]
How much do ...
5-11-2017 at 17:42
by: unfrozen
Latest chemical order?
I just bought a large amount of NaOH for making soap. The chemical is slightly interesting at best. ...
14-5-2016 at 20:42
by: unfrozen
Caustic Vapor from adding Sodium Hydroxide to water?
[rquote=445204&tid=65901&author=CharlieA]
This is not a question of volatility. The sodium ...
13-4-2016 at 15:21
by: unfrozen
Caustic Vapor from adding Sodium Hydroxide to water?
I see this happen almost always when adding 337g NaOH to 787g H2O. The liquid gets hot, but probably ...
11-4-2016 at 16:16
by: unfrozen
What is in Walgreen's Instant Cold Packs?
[rquote=440315&tid=65446&author=JJay]
Now if I can just find some relatively pure urea...
...
28-2-2016 at 18:25
by: unfrozen
Readily Available Chemicals Website: Version 2
[rquote=427108&tid=3254&author=sussyn]Sodium bromide seems to have vanished from the pool su ...
11-2-2016 at 18:18
by: unfrozen
Titrating for saponification
UPDATE:

It looks like I will need a lot more water for this. The saponification took only a few m ...
16-6-2015 at 14:54
by: unfrozen
Titrating for saponification
[rquote=408383&tid=62674&author=blogfast25]
The saponification of the fat (prior to titrati ...
6-6-2015 at 14:24
by: unfrozen
Titrating for saponification
I have a quantity of used fryer oil that I would like to use to make soap. I do not know the oil com ...
6-6-2015 at 12:55
by: unfrozen
Things That Frustrate As A DIY Chemist
[rquote=407577&tid=61489&author=The Volatile Chemist]Nitrates and nitrites are a pain to get ...
31-5-2015 at 19:22
by: unfrozen
Bromophenol blue and soap titration
[quote]
Elemental Scientific does take VISA and MasterCard. On page 1 of the checkout process, jus ...
27-10-2014 at 14:07
by: unfrozen
Idea for homeade makeshift microwave reactor...thoughts??
Here is a link to a paper describing a microwave oven like that:
"Continuous Transethylation of Veg ...
26-10-2014 at 16:33
by: unfrozen
Bromophenol blue and soap titration
[rquote=358333&tid=40466&author=aga]
At a guess (i am certainly no expert) the Real questio ...
26-10-2014 at 16:21
by: unfrozen
Bromophenol blue and soap titration
Thanks again for your reply, blogfast. Since I do have some phenol red, I think I will try again wit ...
26-10-2014 at 10:01
by: unfrozen
Bromophenol blue and soap titration
[quote]
I would try this. To the IPA/biodiesel mixture add also 10 ml of water. Acid base titration ...
26-10-2014 at 07:57
by: unfrozen
Bromophenol blue and soap titration
Well, I give up on Elemental Scientific. Their website demands a password for ordering and they only ...
25-10-2014 at 19:03
by: unfrozen
Bromophenol blue and soap titration
[rquote=358194&tid=40466&author=gdflp]Try Elemental Scientific. They sell a decent selectio ...
25-10-2014 at 18:25
by: unfrozen
Bromophenol blue and soap titration
[quote]
Your titrant solution of 0.01 N HCl may be a bit too weak for bromophenol blue. A pure 0.01 ...
25-10-2014 at 17:29
by: unfrozen
Bromophenol blue and soap titration
I am just getting started with making biodiesel and want to test a batch for soap content. The basic ...
22-10-2014 at 16:28
by: unfrozen

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