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Asbestos
[rquote=484081&tid=14847&author=Magpie]I remember using loose asbestos fibers as a filtering ...
26-5-2017 at 16:03
by: CharlieA
Last chemical order?
I think that you have the same malady that I do: spending money to save money. I seem to always want ...
25-5-2017 at 11:50
by: CharlieA
Copper plating cast iron skillet
Fifth'd, as in I second the motion; but it could also refer to a legal plea or maybe a beverage.
25-5-2017 at 11:47
by: CharlieA
Stopping spam by banning .com and slashes together in post titles
In the last 5 minutes or so, I reported 9 spam posts. This is getting extremely annoying. I know my ...
19-5-2017 at 02:46
by: CharlieA
Latest book I read
My latest book I read: "Lab Girl" by Hope Jahren; ISBN:9781101874936. (Knopf; 2016). Jahren is obvio ...
16-5-2017 at 12:39
by: CharlieA
3A seives (and others 4A, 5a, x11, x13 and more) - about $6/lb
I would be interested in a kg of 3A (pellets or spheres, not powder), and possibly another size. I a ...
12-5-2017 at 16:15
by: CharlieA
Is paraformaldehyde and formaldehyde interchangeable?
According to Wikipedia, the font of all chemical knowledge (sarcasm intended), dry heating of parafo ...
12-5-2017 at 08:38
by: CharlieA
Freezing point of solutions (Ceric nitrate, Urea, Hexamine)
Well just a thought but you could try freezing a small sample of each solution and measure it's free ...
3-5-2017 at 17:11
by: CharlieA
Do Walgreens Instant Cold Packs still contain Ammonium Nitrate?
In Nov. I bought 2 instant cold packs from Target for about $3.50 with tax. They totaled about 210g ...
3-5-2017 at 17:05
by: CharlieA
Anyone interested in joining a NYC chemistry group?
re respect for chemists/chemistry: whatever happened to "better living through chemistry?" (sigh):( ...
1-5-2017 at 15:37
by: CharlieA
Bisulfite adduct issues
Do you have a reference for preparing bisulfite adducts with sodium metabisulfite (Na2S2O5)? This is ...
28-4-2017 at 18:05
by: CharlieA
The Problem with SynthSource
Praxichys: I am probably in the market for some of each (cation and anion exchange resins).
28-4-2017 at 11:41
by: CharlieA
The Problem with SynthSource
The amount of resins needed depends in great part upon the quality of the water you start with. You ...
28-4-2017 at 11:37
by: CharlieA
ninhydrin synthesis
clearly_not_atara: Two moles of phenol react with one mole of phthalic anhydride to yield one mole o ...
24-4-2017 at 18:10
by: CharlieA
ninhydrin synthesis
Buying is definitely easier and faster and cheaper.
Robert Bruce Thompson, in his Supplement to his ...
24-4-2017 at 09:18
by: CharlieA
chrome alum from Cr(III) acetate
[rquote=479867&tid=73283&author=Dmishin]I am pretty sure that mixing chromium acetate with e ...
4-4-2017 at 18:01
by: CharlieA
methyl 4-aminobenzoate synthesis report
First, I admire your attempt at doing chemistry. That said, there is almost no time when one should ...
4-4-2017 at 17:36
by: CharlieA
too cautious?
Well, not to be a smart-alec (which I have been known to be, at times), but if you don't take it out ...
4-4-2017 at 17:28
by: CharlieA
Air rifle pump for pressurizing catalytic hydrogenation vessel?
Am I thinking correctly? 4500 psi is about 300 atmospheres...what will hold this? And a good bicycle ...
4-4-2017 at 17:00
by: CharlieA
latest glassware purchase
Not a purchase but my wife found these in an antique/resell it shop, for my recent birthday. From le ...
3-4-2017 at 15:55
by: CharlieA
Book review...of sorts!
[rquote=479586&tid=70520&author=Magpie]Here's a list of the chemistry related books that I h ...
31-3-2017 at 16:28
by: CharlieA
Solubility musings
[rquote=479413&tid=73207&author=phlogiston]Also striking are the perchlorates of the alkali ...
30-3-2017 at 16:38
by: CharlieA
Book review...of sorts!
I just read "Periodic Tales," by Hugh Aldersey-Williams. This book is sub-titled "a cultural history ...
30-3-2017 at 15:20
by: CharlieA
Separation of a US nickel
A lot of solubility data, including nickel compounds, can be found at:

https://en.wikipedia.org/w ...
29-3-2017 at 06:43
by: CharlieA
Vogel's Textbook of Practical Organic Chemistry
Such classical chemistry (alchemy) by all! I, as an unrecalcitrant old fart love it! Whether the pos ...
28-3-2017 at 18:36
by: CharlieA
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