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The Short Questions Thread (4) usually cellulose i.e. cotton from agricultural sources.	21-1-2016 at 16:44 by: chemrox
Copper(II) sulfate crystallisation in presence of ethanol I thought the Cu II sulfate pentahydrate was monoclinic but could be triclinic	14-1-2016 at 17:37 by: chemrox
kuglerohr I'm looking for used kuglerohr.. complete if possible. I have lots of rotovap glassware for trade.	14-1-2016 at 17:26 by: chemrox
L-tryptophan decarboxylation [rquote=426948&tid=8574&author=Quatro]I don't have a Rotovap but that would be a neat piece ...	14-1-2016 at 17:24 by: chemrox
Question about tartaric acid and it's use for resolution of racemic amines Did anyone else get lost here? I thought D- and d- were the same and related to R & S at least m ...	14-1-2016 at 17:21 by: chemrox
Chem C3000 starter opinions? I started with a Gilbert Master chemistry set that had all manner of non-PC chemicals. I had a lot o ...	14-1-2016 at 17:13 by: chemrox
Chem C3000 starter opinions? You might have posted a link. What is Chem C3000? Generally speaking kits are not great deals. They ...	12-1-2016 at 16:36 by: chemrox
Benzaldehyde Assay Procedure Become an analytical lab. Spend $250K on gear and hire an analytical chemist to teach you how to use ...	12-1-2016 at 16:23 by: chemrox
Vacuum Distillation & other vacuum uses Hey Bromic! Keep writing! Creative endeavors go beyond organic synthesis. Congratulations on your co ...	12-1-2016 at 16:08 by: chemrox
Vacuum Distillation & other vacuum uses For water evaporation use an aspirator or an aspirator pump. The use of a trap is recommended althou ...	12-1-2016 at 16:06 by: chemrox
Using a small deep fryer as an oil bath I have a deep fat fryer I use with N-dibutyl pthalate as the oil. This system gets me to ~ 300*C wit ...	12-1-2016 at 15:57 by: chemrox
so basic it's almost lame I want someone to point me in the right direction. I have a friend who has Parkinsonism symptoms but ...	12-1-2016 at 15:15 by: chemrox
Anyone collect vintage/antique lab glass? Want some? I need a retort.. have you got one?	8-1-2016 at 16:31 by: chemrox
Using an Electric Drill as an Overhead Stirrer I use glass shafts with PTFE shaft holders and flexible shaft through glass adapter. Both work depen ...	1-1-2016 at 14:38 by: chemrox
olfactory fatigue Years ago I talked with industrial chemists making bromoalkanes. They didn't smell it anymore and we ...	1-1-2016 at 14:28 by: chemrox
Flask joint roughness. What grease did you use? H2SO4 is sometimes used to remove grease. Silicone grease can be partially ...	1-1-2016 at 14:19 by: chemrox
Using an Electric Drill as an Overhead Stirrer Oh you compulsive diy types..doesn't the synthesis offer enough challenge? I've got a spare conical ...	28-12-2015 at 00:18 by: chemrox
Bornyl chloride as alkylating agent? I doidn't see this as a potential Grignard. I thought the bulk of the molecule would limit the forma ...	16-12-2015 at 23:33 by: chemrox
Researchers zero in on a cause of aging ahem _Steve; I think you're wrong about that. Evolution is one of the "design parameters." The most ...	16-12-2015 at 03:52 by: chemrox
Can anyone help me to separate suspended solids from a juice? @philo.. Chemistry is the interesting part of physics.	15-12-2015 at 20:24 by: chemrox
When Chemistry Goes Wrong Rubber belongs on when chem goes wrong	15-12-2015 at 18:20 by: chemrox
Dayang, Great Company, & Great Pricing. I've done a little business with them and they were very fast. They're not the cheapest chicom co. A ...	15-12-2015 at 18:16 by: chemrox
youtube Estonia supplies hard to get chemicals too. Unfortunately they don't show up on alibaba or lookchem ...	15-12-2015 at 18:15 by: chemrox
Christmas Oranges Gravity	14-12-2015 at 23:15 by: chemrox
Stainless steel oil bath + hot plate? Stainless bowls have not interfered with the stirrers in my hot plates. I have done this when the fl ...	14-12-2015 at 23:10 by: chemrox
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