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How do I make a stock solution of ampicillin?
[rquote=602768&tid=144899&author=Tsjerk]100 degrees for an hour will kill anything, also spo ...
20-2-2019 at 23:53
by: Metacelsus
Hybrid Viral Vector and Hybrid Bacterial Plasmid Shop
I also agree, as a biochemist who does a lot of work with recombinant DNA. VictorMedvil uses a lot o ...
19-2-2019 at 23:50
by: Metacelsus
How do I make a stock solution of ampicillin?
If it's pills, they probably have a lot of binders and other crap that won't dissolve.
18-2-2019 at 23:34
by: Metacelsus
Anti-Markovnikov Hydrobromation
Yes, I think chloroform would be better than acetone, since acetone might give aldol side products. ...
17-2-2019 at 00:40
by: Metacelsus
Extraction of human stem cells from blood (And another question)
[rquote=602326&tid=83552&author=Nate]Yeah, I was actually looking into using that method sin ...
16-2-2019 at 15:30
by: Metacelsus
How do I make a stock solution of ampicillin?
Where I work, we use 50 mg/mL ampicillin stock solutions and store aliquots frozen at –20 °C. It ...
16-2-2019 at 15:18
by: Metacelsus
Using B. Substilis and B. Mycoides to increase plant growth
[rquote=602163&tid=144796&author=Tsjerk]But if you do want to isolate them, prepare some lb ...
16-2-2019 at 00:36
by: Metacelsus
Organic oxidizers which can be electrochemically recycled
DDQ is only stable in water under acidic conditions, so I don't think it would be compatible with hy ...
15-2-2019 at 00:29
by: Metacelsus
Organic oxidizers which can be electrochemically recycled
Perhaps you could try DDQ? See for example this paper: https://onlinelibrary.wiley.com/doi/full/10.1 ...
13-2-2019 at 00:15
by: Metacelsus
Cold Weather Experiments
As an ex-Minnesotan, I've been following the news about the recent extreme cold with some interest ( ...
3-2-2019 at 13:52
by: Metacelsus
Preparation of N-Bromosuccinimide
[rquote=595684&tid=138706&author=clearly_not_atara]
However, what I don't have is a way of ...
31-1-2019 at 04:10
by: Metacelsus
Preparation of N-Bromosuccinimide
Good work! What are you planning to do with your NBS next?
28-1-2019 at 23:42
by: Metacelsus
How to discover if something is made of Magnesium?
[rquote=589772&tid=134874&author=PyroPlatinum]
I've heard that if you put some drops of vin ...
22-1-2019 at 23:53
by: Metacelsus
How to determine the ratio of two chemicals mixed together?
ρ = 0.80 doesn't make sense since the mixture won't be less dense than the least dense component (i ...
20-1-2019 at 12:38
by: Metacelsus
testing a round bottom flask
You might also want to test pulling a vacuum on them. If you have a polarizing filter you can also l ...
19-1-2019 at 10:33
by: Metacelsus
Relation between solubility and temperature
[rquote=580445&tid=127079&author=DraconicAcid][rquote=580442&tid=127079&author=Metac ...
13-1-2019 at 00:30
by: Metacelsus
red P in EU
[rquote=580212&tid=126761&author=woelen]In the EU the purchase of red P is not an issue. I a ...
10-1-2019 at 10:44
by: Metacelsus
Relation between solubility and temperature
The relationship between temperature and solubility will vary depending on the solute and solvent in ...
10-1-2019 at 10:25
by: Metacelsus
Brexit effect - reagent dry up from/to the UK
I'm currently working in an academic lab at Cambridge University. We regularly order important reage ...
8-1-2019 at 08:30
by: Metacelsus
i have a distillation apparatus but i cant really use it.
Besides water and oil, baths of metal beads may also be useful.

Also, how did you type the $ sign ...
3-1-2019 at 15:12
by: Metacelsus
pH ~8 buffer
If you are making eye drops, be careful to ensure sterility. You wouldn't want to get any nasty eye ...
29-12-2018 at 22:07
by: Metacelsus
Stopping oils and fats from becing rancid - novel idea
[rquote=571450&tid=118972&author=RogueRose]Is Vit C soluble in fat? Heat fat to maybe 300-3 ...
29-12-2018 at 22:05
by: Metacelsus
The Short Questions Thread (4)
I second the recommendation to use molecular sieves. 3Å or 4Å will both work fine and they can get ...
25-12-2018 at 10:33
by: Metacelsus
synthesis of 2-bromobenzoyl chloride
CuReUS is correct. You'll need a protecting group on the aniline, or else the amine will react with ...
19-12-2018 at 10:49
by: Metacelsus
LiAlH4 vs NaAlH4
Doesn't flash point refer to the temperature at which the vapors are ignitable? I doubt either compo ...
18-12-2018 at 23:44
by: Metacelsus
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