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Why is Chemsavers comfortable with shipping chemicals to residential addresses, but sigma/fisher/TCI/etc are not? @monolithic, there is some known method to make revenue on small orders - selling by catalogue, when ... |
6-11-2020 at 11:51 by: teodor |
Eye-opening lab seizure charley1957, you are welcome, if somebody needs my help to collect more cases like that I can invest ... |
6-11-2020 at 10:26 by: teodor |
Why is Chemsavers comfortable with shipping chemicals to residential addresses, but sigma/fisher/TCI/etc are not? [rquote=648424&tid=156488&author=Fyndium]common order is like 30 dollars + shipping[/rquote] ... |
6-11-2020 at 09:54 by: teodor |
Why is Chemsavers comfortable with shipping chemicals to residential addresses, but sigma/fisher/TCI/etc are not? [rquote=648413&tid=156488&author=Cou] I think it's just very low demand.[/rquote]
Are the ... |
6-11-2020 at 08:07 by: teodor |
Preparation of elemental phosphorus [rquote=639768&tid=65&author=Cou]I cant find any iron retorts online x( gonna have to learn ... |
6-11-2020 at 07:37 by: teodor |
Why is Chemsavers comfortable with shipping chemicals to residential addresses, but sigma/fisher/TCI/etc are not? @woelen I know about this company but it always was the case I checked their catalogue and didn't fi ... |
6-11-2020 at 03:23 by: teodor |
Why is Chemsavers comfortable with shipping chemicals to residential addresses, but sigma/fisher/TCI/etc are not? [rquote=648389&tid=156488&author=B(a)P]Selling to an individual is very different to selling ... |
6-11-2020 at 02:55 by: teodor |
Eye-opening lab seizure It's not so simple. Many years ago I asked my friend's wife who worked in a laboratory as a professi ... |
6-11-2020 at 02:07 by: teodor |
Is a sodium sulfide/polysulfide/thiosulfate solution alright for halogen neutralization? Lead in alkaline media could be precipitated for sure, except organolead compounds which needs addit ... |
6-11-2020 at 01:51 by: teodor |
Why is Chemsavers comfortable with shipping chemicals to residential addresses, but sigma/fisher/TCI/etc are not? I tried to order from Fisher Benelux with company account but our company was registered in a reside ... |
6-11-2020 at 01:29 by: teodor |
Eye-opening lab seizure From the book "Lost at Sea" by Jon Ronson:
I RECEIVE a slightly alarmed e-mail from Jason Bobe, w ... |
5-11-2020 at 07:22 by: teodor |
90 - 99% nitric acid using dichloromethane [rquote=648274&tid=16589&author=B(a)P][rquote=648273&tid=16589&author=teodor]@Fundiu ... |
5-11-2020 at 02:07 by: teodor |
90 - 99% nitric acid using dichloromethane @Fundium : see Brauer and/or sciencemadness wiki. Of course it is possible, the method of dealing wi ... |
5-11-2020 at 01:11 by: teodor |
Nitric acid @Housane so, to stay legal, I suppose, we need either method of direct HNO3 distillation of required ... |
5-11-2020 at 00:29 by: teodor |
Nitric acid OK, I think I found the answer.
http://www.personal.psu.edu/mrh318/Gmitro-Vermeulen-AICE-1964.pdf , ... |
4-11-2020 at 23:38 by: teodor |
Eye-opening lab seizure My point is, if is there only one case like that in the last 12 years it is very sad, but still ther ... |
4-11-2020 at 23:16 by: teodor |
Nitric acid But I don't bother about HNO3 concentration, I am curious about the percentage of H2SO4 to HNO3 in t ... |
4-11-2020 at 15:32 by: teodor |
Nitric acid I am wondering, will the distillation of 15% H2SO4 with some nitrate give HNO3 or at this starting c ... |
4-11-2020 at 15:03 by: teodor |
Report on making Prussian Blue [rquote=648229&tid=156468&author=unionised]When i was a chemistry student there was a joke t ... |
4-11-2020 at 13:21 by: teodor |
Report on making Prussian Blue [rquote=648225&tid=156468&author=Bedlasky]Teodor: I don't think that prussian blue is trully ... |
4-11-2020 at 13:12 by: teodor |
Nitric acid So, I assume people in UK were forced to switch to dinitrogen pentoxide and oleum. |
4-11-2020 at 13:05 by: teodor |
Report on making Prussian Blue Some people also say there is no such thing as nascent hydrogen I have to check
this difference b ... |
4-11-2020 at 11:55 by: teodor |
Nitric acid I think the volume in the bottle also plays some role. I just distilled 20ml of azeotrope from the l ... |
4-11-2020 at 11:07 by: teodor |
Report on making Prussian Blue Did you get Prussian blue or Turnbull's blue? I am asking because you used potassium ferricyanide .
... |
4-11-2020 at 09:55 by: teodor |
Nitric acid Yes, azeotropic HNO3 fumes slightly. I usually use a volumetric pipette and balances for density mea ... |
4-11-2020 at 09:26 by: teodor |
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