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Moisture-preserving desiccant for storing borax primary standard
I agree with unionized. Why not make sodium carbonate from sodium bicarbonate and use that as your p ...
30-10-2022 at 14:41
by: Carbon8
Symmetry operations
Here are some books that can be borrowed online, including the Carter book:

https://archive.org/s ...
27-12-2020 at 15:18
by: Carbon8
SEMPER EXPERIMENTUM FACIO
I want to print a fancy Latin motto to put over the entrance to my home lab. I took a year of Latin ...
27-9-2020 at 14:40
by: Carbon8
University lab manuals from around the world
Here are a few thousand books of chemistry experiments that can be borrowed or downloaded.

https: ...
21-10-2019 at 17:31
by: Carbon8
Where to get cheap TLC plates?
The late Robert Bruce Thompson has a nice video on making your own TLC plates:

The Home Scientist ...
19-10-2019 at 13:37
by: Carbon8
pH measurement tool?
Cole-Parmer suggests 4M KCl for the conditioning and storage of electrodes.

https://www.coleparme ...
16-10-2019 at 16:20
by: Carbon8
Potash from Charcoal Ashes
Here's a partially-gated link that compares potash recovery from charcoal ash and tobacco ash:

ht ...
31-8-2019 at 11:10
by: Carbon8
Is it possible to generate electricity from a pH gradient?
As you mention, you might be able to generate electricity from a concentration cell with an acid (or ...
29-8-2019 at 13:49
by: Carbon8
Lugdunomycin
Lugdunomycin versus Lugdunin: Why would the discoverers of a potential antibiotic choose a name that ...
24-8-2019 at 11:26
by: Carbon8
UNBELIEVABLY CHEAP microscopes
If you're interested in chemistry and microscopy, here are two books that you can borrow for free:
...
19-7-2019 at 15:50
by: Carbon8
Making videos for YouTube. Suggestions?
Archive.org has hundreds of books full of chemistry experiments.

https://archive.org/search.php?q ...
23-6-2019 at 14:51
by: Carbon8
How do I make a stock solution of ampicillin?
For my first broth and plate that I'm still incubating, I did not use the amoxicillin with the three ...
19-2-2019 at 14:30
by: Carbon8
How do I make a stock solution of ampicillin?
My source for amoxicillin is a capsule from an old prescription for a tooth infection. I don't think ...
19-2-2019 at 13:29
by: Carbon8
How do I make a stock solution of ampicillin?
I added equimolar and double-molar doses of NaOH to the amoxicillin, but they didn't do much. Howeve ...
18-2-2019 at 15:23
by: Carbon8
How do I make a stock solution of ampicillin?
Thank's Tsjerk. When you say "equimolar", do you mean the same number of moles as the amoxicillin?
17-2-2019 at 13:40
by: Carbon8
How do I make a stock solution of ampicillin?
Thanks to all for your comments.

I think my problem is that I have the sparingly-soluble, trihyd ...
17-2-2019 at 13:29
by: Carbon8
How do I make a stock solution of ampicillin?
I am preparing to grow a strain of E. coli that has a plasmid which expresses proteins that create l ...
16-2-2019 at 12:00
by: Carbon8
Can I use table salt to make nutrient broth?
Tsjerk, thanks for the tip. I didn't buy ampicillin, but I have some amoxicillin from a old prescrip ...
15-2-2019 at 14:15
by: Carbon8
Using B. Substilis and B. Mycoides to increase plant growth
Here's a paper that discusses the interactions of plants with various species of Bacillus. The PDF c ...
15-2-2019 at 14:09
by: Carbon8
Can I use table salt to make nutrient broth?
Thanks to all for their comments.

I'm preparing to grow E. coli strain BL21, which contains a pla ...
13-2-2019 at 11:18
by: Carbon8
Can I use table salt to make nutrient broth?
Morton table salt contains a small amount of calcium silicate as an anti-caking agent. Will this int ...
12-2-2019 at 13:36
by: Carbon8
Sodium percarbonate & hydrogen peroxide
What is a thread split?
4-10-2018 at 17:50
by: Carbon8
Enzymes, myoglobin and rectangular hyperbolas
Thanks Metacelsus, your answer has prompted me to revisit some math from many years ago.
13-7-2018 at 15:39
by: Carbon8
Enzymes, myoglobin and rectangular hyperbolas
When you plot the velocity of a typical enzymatic reaction (ie. one that displays Michaelis-Menten k ...
12-7-2018 at 14:48
by: Carbon8
Good Brands of Calcium Carbonate or Calcium Hydroxide?
Calcium hydroxide, the hard way:

https://www.youtube.com/watch?v=Ek3aeUhHaFY
https://www.youtube ...
25-5-2018 at 14:51
by: Carbon8
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