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Olive Trees
Interestingly, it is often easiest to isolate the phage you want from the wild-type bacteria themsel ...
14-2-2018 at 07:14
by: Ozone
(Neutron detector) Melting Lithium fluoride into bigger, clean lumps-
Very thin windows of optically clear material can be created by pressing the powdered salt in a die ...
14-2-2018 at 06:55
by: Ozone
Olive Trees
Epidemiology, aside, I've been working with bacteriocins lately (antibacterial peptides produced by ...
13-2-2018 at 11:39
by: Ozone
NaDIC explodes on heating ???
Yep, I get what the sand was for--but, because you'd maybe be trying to recreate the incident (in a ...
13-2-2018 at 11:02
by: Ozone
NaDIC explodes on heating ???
We know it's tame in water. I'm thinking this was a typo (or some kind of brainfart) and they meant ...
12-2-2018 at 16:38
by: Ozone
NaDIC explodes on heating ???
TGA = thermogravimetric analysis. https://en.wikipedia.org/wiki/Thermogravimetric_analysis

When c ...
12-2-2018 at 14:39
by: Ozone
NaDIC explodes on heating ???
Try drying some of the sucralose in a desiccator over drierite for a month or so. In the normal atmo ...
12-2-2018 at 11:54
by: Ozone
NaDIC explodes on heating ???
Hmm. Now that I think more on it, NCl3 (and other nastiness) seems more likely than ClO2.

I've ru ...
12-2-2018 at 09:42
by: Ozone
NaDIC explodes on heating ???
"...white to grey tinged with orange." I'm wondering about Chlorine dioxide (ClO2), maybe (I've noti ...
11-2-2018 at 23:06
by: Ozone
Color of Phenylacetone
Color is a tricky thing--it only takes a tiny bit of something brown to make a large batch of someth ...
11-2-2018 at 22:57
by: Ozone
Inert test tubes & teflon (or glass) cap liners.
I've had good results with these at up to about 160°C. A small stir bar will fit just fine. I will ...
25-1-2018 at 13:50
by: Ozone
Should I talk to the police before starting my lab?
I'd recommend that you avoid calling unnecessary attention to yourself.

O3
24-1-2018 at 10:16
by: Ozone
It lives! (HP 5890 gas chromatograph)
Just set the area reject to something above the baseline noise, say 10,000. That'll clean up your ch ...
21-1-2018 at 06:18
by: Ozone
Explosive ascaridole from epazote herb leaves
Yeah, you'll probably get a lot of gummy, oily mess. If your worried about thermal decomp during sol ...
10-1-2018 at 09:32
by: Ozone
Explosive ascaridole from epazote herb leaves
Chloroform will definitely get it. It will also get all of the pigments, and other stuff (surprising ...
10-1-2018 at 06:26
by: Ozone
Explosive ascaridole from epazote herb leaves
Lord. I should have addressed this back then. The procedure given as:

"Extraction of volatiles an ...
9-1-2018 at 13:04
by: Ozone
Purifying luminol
The way I see it, the acid doesn't matter that much -- it will remain in the mother liquor. Evaporat ...
4-12-2017 at 18:57
by: Ozone
Purifying luminol
Luminol is quite insoluble in water at acidic pH (quite soluble in alkali as the sodium salt). If th ...
2-12-2017 at 09:09
by: Ozone
Drying raw materials temperature prior to Soxhlet extraction
You can grind (mortar and pestle) it with anhydrous magnesium sulfate until a fine powder is obtaine ...
17-7-2017 at 19:27
by: Ozone
Mannich reactions with sulfur
Yeah, TETS. I would recommend avoiding it. See the "no antidote" part.

https://en.wikipedia.org/w ...
15-6-2017 at 17:59
by: Ozone
Filter paper from commonly available materials?
Coffee filters. You can stack several of the "basket" sort, or use the conical ones. The latter are ...
24-5-2017 at 15:49
by: Ozone
How should I treat TATP?
I'm calling detritus on this one. Solid advice has been given, whatever the outcome.

O3
16-5-2017 at 20:28
by: Ozone
How should I treat TATP?
Peracetic acid has never given me any trouble under conditions of reasonable use. I've never used pe ...
12-5-2017 at 14:32
by: Ozone
Where to buy a 10-20 Liter Rotary Evaporator?
Check out ALT, Biosurplus, (labx typically covers them all) and others. Here's one 20L set-up (I pre ...
9-5-2017 at 16:13
by: Ozone
Bisulfite adduct issues
It is quite possible you went too far and got the o-nitrobenzoic acid, instead.

O3
29-4-2017 at 07:23
by: Ozone
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