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I found that elemental boron is inert to this aggressive chemical bulldozer
[rquote=615606&tid=151239&author=Tsjerk]You would think that someone with over 1400 posts wo ...
18-6-2019 at 17:09
by: CharlieA
Collecting aquatic critters
Microscopists use a drop or so of 1.5% methylcellusolve to slow them down. I might try a drop of (di ...
10-6-2019 at 16:31
by: CharlieA
Pottery grade materials purity (NiO and K2Cr2O7)
If you know the manufacturer(s) of these compounds, perhaps you can get the MSDS/SDS for them to get ...
3-6-2019 at 17:04
by: CharlieA
The antidote to modern chemistry textbooks
Contemporary textbooks in chemistry seem have adopted the notion that “more is better”; the book ...
3-6-2019 at 17:00
by: CharlieA
Why can't thionyl chloride be used to chlorinate oxalic acid to oxalyl chloride?
Test for phosgene from my prior laboratory experience: it smells like new-mown hay. THIS IS NOT A RE ...
17-5-2019 at 13:07
by: CharlieA
Sulfur experiment ideas
Why is it that a chemistry teacher can't figure out what to do (safely; not too exotically) with the ...
17-5-2019 at 13:03
by: CharlieA
Reaction Kinetics
@Metacelsus: "Great minds travel the same paths!" :D
16-5-2019 at 12:00
by: CharlieA
Reaction Kinetics
Are you "biting off more than you can chew"?
I can offer only a general method; the specific implem ...
16-5-2019 at 11:57
by: CharlieA
Organic Building Blocks
Alfa's definition of organic building blocks pretty much covers every organic compound known to man. ...
16-5-2019 at 11:51
by: CharlieA
Help wanted ... calibrating a 2kg F1 calibration weight.
How about calibrating all of your M-class weights to one of them designated as "MSM" (My standard ma ...
16-5-2019 at 11:40
by: CharlieA
Liner Alkanes to cycloalkanes
I assume "liner" means linear. You apologize for spelling but don't bother to correct it. I think an ...
16-5-2019 at 11:34
by: CharlieA
Do we need a separtate forum for lab safety and waste treatment?
ditto
15-5-2019 at 12:09
by: CharlieA
WHAT IF: (xkcd style question)
Bigger than 2 swimming pools? I can't believe that an estimate of the total amount of iron/iron ore ...
14-5-2019 at 12:59
by: CharlieA
Eye damage?
Have you consulted and had an examination by an ophthalmologist? I think that would be a prudent cou ...
14-5-2019 at 12:42
by: CharlieA
tannin source
Woodworkers "ebonize" (stain black) oak and other woods, by brushing on a solution of iron acetate m ...
11-5-2019 at 13:46
by: CharlieA
What happens to bonding during nuclear decay?
@opfromthestart: Interesting discussion. I have never considered the original question. I have learn ...
3-5-2019 at 16:42
by: CharlieA
Dehydratation of FeO(OH) and CaSO4
[rquote=611204&tid=149076&author=oberkarteufel]No, it's not a typo. This compound contains i ...
2-5-2019 at 17:18
by: CharlieA
God should've blessed Earth with more precious metals
So, if I understand you correctly, you want to make precious metals common (cheap), right.
2-5-2019 at 16:43
by: CharlieA
Dehydratation of FeO(OH) and CaSO4
Am I correct in assuming that Fe3O4 is a typo? Or is this FeO(dot)Fe2O3. I am not familiar with this ...
1-5-2019 at 16:14
by: CharlieA
Please give me the most accurate Ksp data
My bad. I seem incapable of deciphering ambiguous statements. I don't feel it is my duty to see how ...
24-4-2019 at 16:26
by: CharlieA
Please give me the most accurate Ksp data

Now I am really confused. What do you mean by Ksp? I thought Ksp meant the solubility equilibrium ...
23-4-2019 at 16:13
by: CharlieA
VWR Safepak containers
I was just going by your original link, which indicates they are HDPE. Also, the generated catalog p ...
22-4-2019 at 16:52
by: CharlieA
Please give me the most accurate Ksp data
Ok, now I am really confused. How does finding the data from random sites insure that they were all ...
22-4-2019 at 16:36
by: CharlieA
Please give me the most accurate Ksp data
Are sure that all the values you are comparing are reported for the same conditions (temperature, et ...
21-4-2019 at 16:30
by: CharlieA
VWR Safepak containers
I may be wrong, but those just look like wide-mouth HDPE bottles with lids. I think these can be obt ...
21-4-2019 at 16:28
by: CharlieA
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