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Magpie has died
Just now saw this.
RIP Don, you were an example to us all. I will miss our talk of autoclaves an ... |
2-1-2020 at 13:01
by: Fleaker |
Ruthenium too good to be true?
Looks like RuO2 to me.
Most commercial Ru metal (sponge) is a light grey powder like the rest of ... |
10-12-2019 at 12:21
by: Fleaker |
Any way in recycling silver nitrate from its oxides?
The Ag2S melts into a matte. Then it can be converted to silver with a piece of iron rod at the melt ... |
10-12-2019 at 12:20
by: Fleaker |
How do i synthesize sodium peroxide?
Really, this is of practical interest to me.
Sodium peroxide is an extremely clean and efficient ... |
11-9-2019 at 11:13
by: Fleaker |
Platinum price will depend on Tesla and spaceX (basically on elon musk)
Platinum prices have been in the can for a while.
Bigger deal is the ratio of Pd to Pt in autocat ... |
31-7-2019 at 09:45
by: Fleaker |
Anyone looking for glass ware, heating mantles, stirrers, pumps near Racine WI
Got any 50 L, 72 L and 100 L flasks? |
11-6-2019 at 05:15
by: Fleaker |
Ruthenium(III) chloride - RuCl3
It all depends how fresh the ruthenium hydroxide is. Freshly precipitated will dissolve even in weak ... |
11-6-2019 at 05:12
by: Fleaker |
For sale Re2O7 Rhenium(VII) oxide 99.99+% (ultradry) in glass ampoules
Will you trade for pure (4N+) rhenium pellets or APR (catalyst grade)?
I just want these because ... |
28-3-2019 at 10:55
by: Fleaker |
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
How rich is it? |
28-3-2019 at 10:53
by: Fleaker |
can a diamond dissolve in acid ?
Usually standard for cleaning (gem) diamonds in bulk is nitrosulfuric acid followed by HF to frost o ... |
11-10-2018 at 06:34
by: Fleaker |
Silver Rhodium Separation
I don't know how soluble rhodium is in silver, or vice versa. Check a phase diagram! I seem to recal ... |
30-4-2018 at 07:13
by: Fleaker |
Making Pinchbeck Brass
Borax glass is usually used as a cover flux for cuprous, gold, silver alloys.
The borax stops a l ... |
13-4-2018 at 07:41
by: Fleaker |
Making Pinchbeck Brass
I always added the Zn to the Cu when the Cu was molten, then poured it. |
11-4-2018 at 03:19
by: Fleaker |
Selling Silver Nitrate Profitable
It is not at all photosensitive.
Neither is silver acetate. |
1-3-2018 at 11:47
by: Fleaker |
Selling Silver Nitrate Profitable
25 kg by ground is the quantity.
I do not think making silver nitrate is a profitable endeavor to ... |
27-2-2018 at 10:01
by: Fleaker |
Ammonium Tetrachroloroaurate (Water Soluble Noble Metals)
[rquote=505457&tid=80118&author=vmelkon][rquote=505366&tid=80118&author=Fleaker]I me ... |
2-2-2018 at 08:55
by: Fleaker |
Ammonium Tetrachroloroaurate (Water Soluble Noble Metals)
I mean if dry milling ammonium chloride with gadolinium oxide gives some soluble GdCl3 then I don't ... |
30-1-2018 at 13:56
by: Fleaker |
Doug's Lab
[rquote=504172&tid=72953&author=Magpie]Polish doesn't matter to me. What I care about is cr ... |
25-1-2018 at 12:45
by: Fleaker |
Calcinated oxides "reactivation"
For Ta2O5, if dead burnt or overly calcined, it is very slow to react, even under pressure with 70% ... |
24-1-2018 at 11:34
by: Fleaker |
Buy PdCl2 from Alibaba; Recover Pd; Profit?
I'm not trying to lecture you on the economics, but rather guide you to the reality that people gene ... |
24-1-2018 at 11:32
by: Fleaker |
New information For UK chemists
I happen to know a gent in the UK that has a business handling high end telecom gear for huge compan ... |
13-1-2018 at 19:18
by: Fleaker |
Buy PdCl2 from Alibaba; Recover Pd; Profit?
Could just use the search engine--this has been covered before here (by myself).
In any case, you ... |
13-1-2018 at 19:06
by: Fleaker |
Anyone interested in purchasing rhodium or ruthenium sponge? Your budget is the limit!
I would be willing to distribute smaller quantities to members of pure Ru sponge.
I am in the pro ... |
28-11-2017 at 12:10
by: Fleaker |
silver nitrate
It is neat! often times it looks like black melt if really crude.
Let's just say I've done a few ... |
12-10-2017 at 10:23
by: Fleaker |
silver nitrate
[rquote=494014&tid=19193&author=clearly_not_atara]Why would copper be so problematic in silv ... |
11-10-2017 at 11:19
by: Fleaker |
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