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What kind of microscope to judge crystals ect. I bought a USB microscope (brand Pluggable) from Amazon, I use it together with ImageJ software (fre ...	11-7-2019 at 14:38 by: BromicAcid
Mystery Glassware Identification Thread I have used something similar to the first one for a Kugelrohr, but in that case it was just two bul ...	10-7-2019 at 17:36 by: BromicAcid
Snyder as a Fractionating column: valid idea? Snyder column is my favorite column of all. Separation is better than a Vig and much less than a p ...	6-7-2019 at 19:47 by: BromicAcid
Suspicious parcels were found to contain ruthenium Got a couple hundred grams of Rhenium delivered from China a few years back. No labels on the insid ...	4-7-2019 at 20:48 by: BromicAcid
Cellulase enzyme Bought mine on eBay in an attempt to dissolve the leaves in my yard.	1-7-2019 at 19:48 by: BromicAcid
Construction of a portable acid/base scrubber for effluent gas Glad you could get some use out of them. Turned out being a pretty slick setup for the amount of ca ...	28-6-2019 at 13:35 by: BromicAcid
Degradation of aqueous Phenolphthalein solutions? Not against the rules as far as I can read but certainly frowned upon. In my 13 years in industry I ...	26-6-2019 at 17:36 by: BromicAcid
Construction of a portable acid/base scrubber for effluent gas Sorry that I missed your post last year CouchHatter. Wonder if you worked on your project any more ...	26-6-2019 at 16:40 by: BromicAcid
Wet ether It's reduced with potassium to the diphenylketyl anion. Thisl is soluble in ether. This lets the d ...	22-6-2019 at 06:17 by: BromicAcid
How accurate are solution density measurements? Aside from class of measuring cylinder, cylinders are usually also labeled TC (to contain) and TD (t ...	21-6-2019 at 03:40 by: BromicAcid
How to clean a separatory funnel? These are not the brushes I use but they are similar, being wire in the center you can bend them so ...	19-5-2019 at 19:48 by: BromicAcid
How to clean a separatory funnel? Best is always elbow grease and a bottle brush. Second best is methanol and rock salt and swirling ...	19-5-2019 at 14:36 by: BromicAcid
Ethanol + Urea --> Ethyl carbamate? I did some work on this forum years back making ethylene carbonate using ethylene glycol / urea. Th ...	29-4-2019 at 16:28 by: BromicAcid
Heating mantle temp question It depends, if you are just heating a flask of liquid to some point below the boiling point and you ...	23-4-2019 at 20:36 by: BromicAcid
HCL in medicine What hasn't been mentioned to this point is stability and control. Free alkaloids are prone to oxid ...	21-4-2019 at 11:44 by: BromicAcid
New to the forum, quick blurb about me Welcome to the forum: 1) This works well enough, beginnings might have been a little better. 2 ...	13-4-2019 at 21:15 by: BromicAcid
Whoosh bottle experiment I saw this done twice, both times were with the super-thick old time glass water jugs. At the time ...	8-4-2019 at 14:39 by: BromicAcid
Distillation problems using different diameter glassware. Round and round we go. You want the column completely adiabatic if possible. Vacuum jacketed silve ...	5-4-2019 at 14:07 by: BromicAcid
chemical waste books In industry waste treatment is usually handled by and outside facility within the US. That's becaus ...	2-4-2019 at 13:35 by: BromicAcid
Carbon disulfide synthesis (alternative routes) There are whole mess of thiuram monosulfide and disulfides. Fungicides are the main use hence I men ...	31-3-2019 at 15:57 by: BromicAcid
Carbon disulfide synthesis (alternative routes) Digging through the patent literature one of the methods that popped out to me was the reaction of h ...	31-3-2019 at 04:55 by: BromicAcid
Can't decide which pH meter to get... The big thing is if you're trying to measure the pH of something darkly colored. In that case. M ...	25-3-2019 at 17:27 by: BromicAcid
How to ask my professors for chemicals and equipment? Hopefully you know your professors well enough that you can pick the best way to approach them. I n ...	10-3-2019 at 13:49 by: BromicAcid
Vacuum DIsitillation - Insulation is Necessary? (aluminium+glass wool) What was the pot temp? Were you heating it directly with a hot plate? What was it resting on? My ...	9-3-2019 at 21:25 by: BromicAcid
Distillation: not reaching hydrobromic acid azeotrope temperature Can you guarantee that you had your thermometer in the right position and that it is accurate at the ...	4-3-2019 at 15:39 by: BromicAcid
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