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“Poison is Queen” I'll be damned. It was largely conjecture, then, but we had a pretty nice discussion about these, he ... |
12-3-2018 at 22:23 by: Ozone |
Radiation detector test sources. Cool. I'm always interested in stuff like this. I've got all sorts of random minerals, glass and cro ... |
11-3-2018 at 08:43 by: Ozone |
NaDIC explodes on heating ??? Hmm. I'd have thought it was drier than that?
O3 |
23-2-2018 at 16:52 by: Ozone |
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 |
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