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Preparation of elemental phosphorus
Thought I'd give an update. The amount of time I've been able to spend on chemistry has been limited ...		 11-11-2020 at 22:14
by: Duff
Why are there a handful of businesses in the USA that reship to residences, but the vast majority don't?
[rquote=642875&tid=155895&author=Cou]
This is how they make sure you stay a good little wor ...		 14-8-2020 at 18:06
by: Duff
Mysterious orange-brown residue inside used glassware
Ok, so I set up the Schlenk line at a little bit of an angle, and then put a stopper at the lower en ...		 4-7-2020 at 12:39
by: Duff
Preparation of elemental phosphorus
Great news! A 2019 paper (attached) published in the International Journal of Materials and Metallur ...		 1-7-2020 at 09:50
by: Duff
Mysterious orange-brown residue inside used glassware
I bought a used Schlenk line off ebay. It looks great, but it has some residue left inside from the ...		 22-6-2020 at 09:56
by: Duff
Hazards of storing white phosphorus?
Indeed woelen tracing the source of that image on the lumenlearning website leads to Wikipedia which ...		 23-5-2020 at 11:24
by: Duff
Hazards of storing white phosphorus?
What about storing white phosphorus in mineral oil? This webpage seems to suggest that it is possibl ...		 22-5-2020 at 12:32
by: Duff
Preparation of elemental phosphorus
Update: I decided that the best way to avoid condensation reactions resulting in the formation of la ...		 20-5-2020 at 16:10
by: Duff
Preparation of elemental phosphorus
The attached article published by Canadian Science Publishing (formerly NRC Research Press) shows th ...		 15-5-2020 at 17:59
by: Duff
Preparation of elemental phosphorus
Your opinion is greatly valued. I am not a professional either. I think I got a D in high school che ...		 13-5-2020 at 06:06
by: Duff
Preparation of elemental phosphorus
Filtering out soot particles so that they do not get sucked out of the furnace is a good idea. Quart ...		 12-5-2020 at 15:37
by: Duff
Concentrating phosphoric acid
Obligatory apology for necro.

The attached patent claims that distillation of a mixture of phosph ...		 11-5-2020 at 19:12
by: Duff
Formation of metaphosphoric acid HPO3 from heating of phosphoric acid
It is difficult to find information about the formation of metaphosphoric acid HPO3 from the heating ...		 11-5-2020 at 06:01
by: Duff
Schlenk line recommendations
Can anyone recommend a good manufacturer for Schlenk lines and flasks? There is a big difference bet ...		 11-5-2020 at 05:40
by: Duff
Which brand is best? [glassware]
Can anyone recommend Laboy glassware? I am looking to buy a Schlenk line and they seem to have inexp ...		 11-5-2020 at 05:34
by: Duff
Preparation of elemental phosphorus
I meant to refer to metaphosphoric acid HPO3 which forms when H3PO4 is heated to ~316 C IIRC. I have ...		 11-5-2020 at 04:09
by: Duff
Phosphoric acid vapor fed through charcoal in tube furnace at 1000 C under partial vacuum while condenser traps water
I have put a bit of thought into methods to prepare white phosphorus, and the following is the safes ...		 10-5-2020 at 08:32
by: Duff

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