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Girls! Where I work as a technician there a girls and women all over the place. I work in the med chem labs ... |
3-3-2006 at 15:46 by: mick |
Does density matter with powders? I would stick with the idea that 1 formula wt or molecular wt made up to 1 liter is a 1 molar soluti ... |
18-2-2006 at 15:05 by: mick |
Chemical Storage Containers Best of luck
Sort out your storage, crack the ampuole and everything should be OK. A lung full of b ... |
14-2-2006 at 11:47 by: mick |
Why is Pt a good catalyst? Catalytic hydrogenation is a 3 phase reaction. Gas, liquid and solid. The solid adsorbs the gas and ... |
13-2-2006 at 13:25 by: mick |
Why DMF is controlled? DMF is a high boiling industrial solvent, 140oC. Handled with caution it should be OK. You should tr ... |
29-1-2006 at 16:00 by: mick |
How do I calibrate a pH metre Try distilling water off from a dilute solution of NaCl. Discard the first portion. The pH should be ... |
29-1-2006 at 15:32 by: mick |
Gas Questions I mol of an "ideal gas" occupies 22.4 L at STP whether they are different gases.
I think PV=nrT
n ... |
23-1-2006 at 13:50 by: mick |
BrF3 Reation Expensive but tantalum might work.
mick |
15-1-2006 at 10:56 by: mick |
What vacuum funnel porosity to get? I have used stuff called Decon 90 and other stuff called Lipsol in the UK to clean sintered glass fu ... |
15-1-2006 at 10:43 by: mick |
5-azidotetrazole synth gone horribly wrong The comment above was from personal experience. I know an organic azide is "safe" at a low level. I ... |
15-1-2006 at 09:08 by: mick |
THF in general synthesis. It depends on the final molecular weight, depends on the temperature. Azetrope the water off and mea ... |
15-1-2006 at 08:23 by: mick |
How does K2r work?? You could try get some "water glass" which is sodium silicate solution (in the UK it is still sold a ... |
15-1-2006 at 07:54 by: mick |
5-azidotetrazole synth gone horribly wrong I assume you bought the tetracene over the counter.
mick
An azidotetrazole just sounds too stu ... |
14-1-2006 at 13:49 by: mick |
filter paper Is there a post on the art of filtration.
Filter under vacuum, pressure or gravity? Grade of filter ... |
13-1-2006 at 13:13 by: mick |
Lab hot plates in the UK A good over head stirrer could be a rechargable drill (sparky). The one I have got also drills holes ... |
11-1-2006 at 13:34 by: mick |
Questions about working at very low temperatures Dri-ice should cool an excess of liquid such as acetone or isopropanol down to -75oC ish. If the the ... |
10-1-2006 at 11:34 by: mick |
Chemical Storage Containers Try using a polypropylene cap with good seals rather than a phenolic cap
mick |
9-1-2006 at 15:53 by: mick |
Filling gas flasks at home using a fridge compressor If you want liquid ammonia find an old camper fridge that runs on gas (ammonia). The one I have got ... |
8-1-2006 at 14:46 by: mick |
Chemical Storage Containers I have stored 250 ml of Bromine for over 10 years, checked every year. The seal is PTFE covered sili ... |
7-1-2006 at 16:34 by: mick |
Making Gold III chloride? I might be wrong but I thought that
Aqua Regia dissolves gold because the conc. nitric acid conve ... |
7-1-2006 at 15:46 by: mick |
Making Gold III chloride? If you have thought of all the other options, best of luck if you want to do what you are going to d ... |
3-1-2006 at 13:34 by: mick |
Making Gold III chloride? Have you thought of sign writers gold leaf as the source of gold. I am not sure of the grades availa ... |
3-1-2006 at 11:12 by: mick |
Alkyl and Aryl Derivatives of the Alkali Metals H. Gilman did do a lot. The other names you mentioned also did a lot.
mick |
28-12-2005 at 13:48 by: mick |
THF in general synthesis. I do not think THF is a good sovent for esterification. Alcohols are good for that with a bit of bas ... |
27-12-2005 at 11:05 by: mick |
Practice Questions? I was going to reply to the concentration and molecular weight of sugar.
Another interesting quest ... |
12-12-2005 at 16:28 by: mick |
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